diff --git a/src/app/app.meta.c b/src/app/app.meta.c
index 0bcca68..8859e2d 100644
--- a/src/app/app.meta.c
+++ b/src/app/app.meta.c
@@ -80,10 +80,10 @@ void meta_app(ma_arena_t *arena) {
 
     // Javascript
     {
-        int name_idx = row_findi(keys->first, "name");
-        int js1_idx = row_findi(keys->first, "js1");
-        int js2_idx = row_findi(keys->first, "js2");
-        int filter_out_idx = row_findi(keys->first, "jf");
+        i32 name_idx = row_findi(keys->first, "name");
+        i32 js1_idx = row_findi(keys->first, "js1");
+        i32 js2_idx = row_findi(keys->first, "js2");
+        i32 filter_out_idx = row_findi(keys->first, "jf");
 
 
         sb8_stmtf(c, "\n#if PLATFORM_WASM");
@@ -99,7 +99,7 @@ void meta_app(ma_arena_t *arena) {
             s8_t js[] = {row_geti(row, js1_idx)->string, row_geti(row, js2_idx)->string};
             for (i32 i = 0; i < lengthof(js); i += 1) {
                 if (s8_equal(js[i], s8_lit("XXX"))) continue;
-                sb8_stmtf(c, "else if (s8_equal_ex(key, s8_lit(\"%S\"), s8_ignore_case)) return (wasm_key_map_t){app_key_%S, %d};", js[i], name, (int)filter_out);
+                sb8_stmtf(c, "else if (s8_equal_ex(key, s8_lit(\"%S\"), s8_ignore_case)) return (wasm_key_map_t){app_key_%S, %d};", js[i], name, (i32)filter_out);
             }
         }
         sb8_stmtf(c, "return (wasm_key_map_t){0};");
@@ -110,9 +110,9 @@ void meta_app(ma_arena_t *arena) {
 
     // Windows
     {
-        int name_idx = row_findi(keys->first, "name");
-        int w1i = row_findi(keys->first, "windows1");
-        int w2i = row_findi(keys->first, "windows2");
+        i32 name_idx = row_findi(keys->first, "name");
+        i32 w1i = row_findi(keys->first, "windows1");
+        i32 w2i = row_findi(keys->first, "windows2");
 
         sb8_stmtf(c, "\n#if PLATFORM_WINDOWS");
         sb8_stmtf(c, "void w32_key_dispatch(WPARAM wparam, void (*handle_key)(app_key_t)) {");
diff --git a/src/app/app_wasm.c b/src/app/app_wasm.c
index ac31f5a..17e7e34 100644
--- a/src/app/app_wasm.c
+++ b/src/app/app_wasm.c
@@ -8,8 +8,7 @@ f64  wasm_measure_text(isize str, i32 len, isize font_str, i32 font_len, i32 fon
 f64  wasm_get_font_height(isize font_str, i32 font_len, i32 font_size);
 void wasm_set_clip(f64 x, f64 y, f64 w, f64 h);
 
-void on_update();
-void app_update(app_event_t *events);
+void app_update(ma_arena_t *perm_arena, app_event_t *events, i32 event_count);
 
 extern char      __heap_base;
 ma_arena_t       wasm_perm_arena;
@@ -30,7 +29,7 @@ b32 wasm_event_failed_to_queue;
 f64 wasm_last_time = 0;
 
 void write_to_console(char *string) {
-    int len = str_len(string);
+    i32 len = str_len(string);
     wasm_write_to_console((isize)string, len);
 }
 
@@ -47,7 +46,7 @@ f64 get_font_height(void) {
     return wasm_get_font_height((isize) font_face, font_face_len, 20*wasm_dpr) / wasm_dpr;
 }
 
-f64 measure_text_ex(char *str, int len) {
+f64 measure_text_ex(char *str, i32 len) {
     return wasm_measure_text((isize)str, len, (isize) font_face, font_face_len, 20*wasm_dpr) / wasm_dpr;
 }
 
@@ -55,15 +54,15 @@ f64 measure_text(char *str) {
     return measure_text_ex(str, str_len(str));
 }
 
-void draw_text(v2f64_t pos, v4f32_t color, char *str, int len) {
-    wasm_draw_text((isize)str, len, wasm_dpr * pos.x, wasm_dpr * pos.y, (isize) font_face, font_face_len, 20*wasm_dpr, color.r * 255.f, color.g * 255.f, color.b * 255.f, color.a);
+void draw_text(v2f64_t pos, v4f32_t color, s8_t string) {
+    wasm_draw_text((isize)string.str, string.len, wasm_dpr * pos.x, wasm_dpr * pos.y, (isize) font_face, font_face_len, 20*wasm_dpr, color.r * 255.f, color.g * 255.f, color.b * 255.f, color.a);
 }
 
 void draw_textf(v2f64_t pos, char *str, ...) {
     char    buff[1024];
     va_list args;
     va_start(args, str);
-    int len = stbsp_vsnprintf(buff, sizeof(buff), str, args);
+    i32 len = stbsp_vsnprintf(buff, sizeof(buff), str, args);
     va_end(args);
 
     wasm_draw_text((isize)buff, len, wasm_dpr * pos.x, wasm_dpr * pos.y, (isize) font_face, font_face_len, 20*wasm_dpr, 0, 0, 0, 1);
@@ -173,7 +172,7 @@ WASM_EXPORT void wasm_key_up(char *key, b32 ctrl, b32 shift, b32 alt, b32 meta)
     wasm_key_map_t map = wasm_map_key_string_to_app_key(key8);
     if (map.key != app_key_invalid) {
         wasm_add_event((app_event_t){
-            .kind = app_event_kind_key_down,
+            .kind = app_event_kind_key_up,
             .key = map.key,
             .ctrl = ctrl,
             .shift = shift,
@@ -193,7 +192,7 @@ WASM_EXPORT void wasm_update(f64 time, f64 width, f64 height, f64 dpr) {
     }
     wasm_dpr = dpr;
 
-    on_update();
+    app_update(&wasm_perm_arena, wasm_events.data, wasm_events.len);
 
     wasm_events.len = 0;
     wasm_last_time = time;
diff --git a/src/app/app_win32.c b/src/app/app_win32.c
index c1ba73c..0bdc438 100644
--- a/src/app/app_win32.c
+++ b/src/app/app_win32.c
@@ -117,8 +117,8 @@ int WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int n
             continue;
         }
 
-        for (int y = 0; y < 720; y++) {
-            for (int x = 0; x < 1280; x++) {
+        for (i32 y = 0; y < 720; y++) {
+            for (i32 x = 0; x < 1280; x++) {
                 mem[x + y * 1280] = 0xFFFF0000;
             }
         }
diff --git a/src/core/intrinsics.c b/src/core/intrinsics.c
index b40fae6..f562272 100644
--- a/src/core/intrinsics.c
+++ b/src/core/intrinsics.c
@@ -1,4 +1,4 @@
-void memory_copy(void *dst, void *src, size_t n) {
+void memory_copy(void *dst, void *src, usize n) {
 #if PLATFORM_CLANG
     __builtin_memcpy(dst, src, n);
 #else
@@ -6,7 +6,7 @@ void memory_copy(void *dst, void *src, size_t n) {
 #endif
 }
 
-void memory_move(void *dest, const void *src, size_t n) {
+void memory_move(void *dest, const void *src, usize n) {
 #if PLATFORM_CLANG
     __builtin_memmove(dest, src, n);
 #else
@@ -14,7 +14,7 @@ void memory_move(void *dest, const void *src, size_t n) {
 #endif
 }
 
-void memory_set(void *dst, int c, size_t size) {
+void memory_set(void *dst, i32 c, usize size) {
 #if PLATFORM_CLANG
     __builtin_memset(dst, c, size);
 #else
@@ -53,11 +53,11 @@ f32 f32_mod(f32 a, f32 b) { return fmodf(a, b); }
 #endif
 
 #if PLATFORM_WINDOWS
-void *vmem_reserve(size_t size) {
+void *vmem_reserve(usize size) {
     void *result = (uint8_t *)VirtualAlloc(0, size, MEM_RESERVE, PAGE_READWRITE);
     return result;
 }
-b32 vmem_commit(void *p, size_t size) {
+b32 vmem_commit(void *p, usize size) {
     void *result = VirtualAlloc(p, size, MEM_COMMIT, PAGE_READWRITE);
     return result ? true : false;
 }
@@ -65,15 +65,15 @@ b32 vmem_release(void *p) {
     BOOL result = VirtualFree(p, 0, MEM_RELEASE);
     return result ? true : false;
 }
-b32 vmem_decommit(void *p, size_t size) {
+b32 vmem_decommit(void *p, usize size) {
     BOOL result = VirtualFree(p, size, MEM_DECOMMIT);
     return result ? true : false;
 }
 #else
-void *vmem_reserve(size_t size) { return NULL; }
-b32 vmem_commit(void *p, size_t size) { return false; }
+void *vmem_reserve(usize size) { return NULL; }
+b32 vmem_commit(void *p, usize size) { return false; }
 b32 vmem_release(void *p) { return true; }
-b32 vmem_decommit(void *p, size_t size) { return true; }
+b32 vmem_decommit(void *p, usize size) { return true; }
 #endif
 
 #if PLATFORM_WASM
diff --git a/src/core/lexer.c b/src/core/lexer.c
index c4a0de5..8f85ba6 100644
--- a/src/core/lexer.c
+++ b/src/core/lexer.c
@@ -2,7 +2,7 @@ typedef enum lex_kind_t lex_kind_t;
 enum lex_kind_t {
     #define LEX_KIND_XLIST\
         X(eof, "end of file", "---")\
-        X(int, "integer", "---")\
+        X(integer, "integer", "---")\
         X(real, "real", "---")\
         X(ident, "identifier", "---")\
         X(string, "string", "---")\
@@ -84,8 +84,8 @@ struct lex_t {
         s8_t s8;
     };
 
-    int line;
-    int column;
+    i32 line;
+    i32 column;
     char *file_name;
 
     union {
@@ -99,14 +99,14 @@ typedef struct lexer_t lexer_t;
 struct lexer_t {
     char *at;
     char *file_name;
-    int line;
-    int column;
+    i32 line;
+    i32 column;
 };
 
 typedef struct lex_array_t lex_array_t;
 struct lex_array_t {
     lex_t *data;
-    int len;
+    i32 len;
 };
 
 void lex_panicf(lex_t *token, const char *str, ...) {
@@ -184,7 +184,7 @@ u64 lex_deserial_u64(char *string, i64 len, u64 base) {
 }
 
 void lex_eat_number(lexer_t *lex, lex_t *token) {
-    token->kind = lex_kind_int;
+    token->kind = lex_kind_integer;
     for (;;) {
         if (char_is_digit(lex->at[0])) {
             lex_advance(lex);
@@ -208,16 +208,16 @@ void lex_eat_number(lexer_t *lex, lex_t *token) {
     } else if (lex_match(lex, 'd')) {
         token->kind = lex_kind_real;
         token->suffix = lex_suffix_d;
-    } else if (token->kind == lex_kind_int && ((lex->at[0] == 'u' && lex->at[1] == 'l' && lex->at[2] == 'l') || (lex->at[0] == 'U' && lex->at[1] == 'L' && lex->at[2] == 'L'))) {
+    } else if (token->kind == lex_kind_integer && ((lex->at[0] == 'u' && lex->at[1] == 'l' && lex->at[2] == 'l') || (lex->at[0] == 'U' && lex->at[1] == 'L' && lex->at[2] == 'L'))) {
         token->suffix = lex_suffix_ull;
         lex_advance(lex); lex_advance(lex); lex_advance(lex);
-    } else if (token->kind == lex_kind_int && ((lex->at[0] == 'u' && lex->at[1] == 'l') || (lex->at[0] == 'U' && lex->at[1] == 'L'))) {
+    } else if (token->kind == lex_kind_integer && ((lex->at[0] == 'u' && lex->at[1] == 'l') || (lex->at[0] == 'U' && lex->at[1] == 'L'))) {
         token->suffix = lex_suffix_ul;
         lex_advance(lex); lex_advance(lex);
-    } else if (token->kind == lex_kind_int && (lex->at[0] == 'l' || lex->at[0] == 'L')) {
+    } else if (token->kind == lex_kind_integer && (lex->at[0] == 'l' || lex->at[0] == 'L')) {
         token->suffix = lex_suffix_l;
         lex_advance(lex);
-    } else if (token->kind == lex_kind_int && ((lex->at[0] == 'l' && lex->at[1] == 'l') || (lex->at[0] == 'L' && lex->at[1] == 'L'))) {
+    } else if (token->kind == lex_kind_integer && ((lex->at[0] == 'l' && lex->at[1] == 'l') || (lex->at[0] == 'L' && lex->at[1] == 'L'))) {
         token->suffix = lex_suffix_ll;
         lex_advance(lex); lex_advance(lex);
     }
@@ -366,9 +366,9 @@ void lex_token_ex(lexer_t *lex, lex_t *token) {
         }
     }
 
-    token->len = (int)(lex->at - token->str);
+    token->len = (i32)(lex->at - token->str);
 
-    if (token->kind == lex_kind_int) {
+    if (token->kind == lex_kind_integer) {
         token->integer = lex_deserial_u64(token->str, token->len, 10);
     } else if (token->kind == lex_kind_real) {
         token->real = s8_deserial_f64(token->s8);
diff --git a/src/core/string.c b/src/core/string.c
index 53b1fb9..f58969b 100644
--- a/src/core/string.c
+++ b/src/core/string.c
@@ -1,11 +1,11 @@
 #define STR_FMT(buff, str)                                     \
     va_list args1;                                             \
     va_start(args1, str);                                      \
-    int len = stbsp_vsnprintf(buff, sizeof(buff), str, args1); \
+    i32 len = stbsp_vsnprintf(buff, sizeof(buff), str, args1); \
     va_end(args1)
 
-int str_len(char *str) {
-    int i = 0;
+i32 str_len(char *str) {
+    i32 i = 0;
     while (str[i]) i += 1;
     return i;
 }
diff --git a/src/core/string8.c b/src/core/string8.c
index 11ef337..b4e4ce4 100644
--- a/src/core/string8.c
+++ b/src/core/string8.c
@@ -160,7 +160,7 @@ s8_t s8_trim_end(s8_t string) {
     return result;
 }
 
-typedef int s8_seek_t;
+typedef i32 s8_seek_t;
 enum {
     s8_seek_none            = 0,
     s8_seek_ignore_case     = 1,
@@ -296,7 +296,7 @@ s8_t s8_vfmt(ma_arena_t *ma, const char *str, va_list args1) {
     va_end(args2);
 
     char *result = (char *)ma_push_size(ma, sizeof(char) * (len + 1));
-    s8_vsnprintf(result, (int)(len + 1), str, args1);
+    s8_vsnprintf(result, (i32)(len + 1), str, args1);
     s8_t res = s8(result, len);
     return res;
 }
@@ -358,7 +358,7 @@ s8_t sb8_merge(sb8_t *sb) {
     return result;
 }
 
-typedef int s8_split_t;
+typedef i32 s8_split_t;
 enum {
     s8_split_none        = 0,
     s8_split_ignore_case = 1,
diff --git a/src/core/type_info.c b/src/core/type_info.c
index 7c4c56a..812ea09 100644
--- a/src/core/type_info.c
+++ b/src/core/type_info.c
@@ -206,7 +206,7 @@ i64 parser__match_i64(parser_t *par) {
     if (parser_match(par, lex_kind_minus)) {
         minus = -1;
     }
-    lex_t *token = parser_expect(par, lex_kind_int);
+    lex_t *token = parser_expect(par, lex_kind_integer);
     i64 result = (i64)token->integer * minus;
     return result;
 }
@@ -254,25 +254,25 @@ void s8_deserial_data_ex(ma_arena_t *arena, parser_t *par, void *p, type_t *type
         return;
     } break;
     case type_kind_u8: {
-        lex_t *token = parser_expect(par, lex_kind_int);
+        lex_t *token = parser_expect(par, lex_kind_integer);
         u8 *n = (u8 *)p;
         n[0] = (u8)token->integer;
         return;
     } break;
     case type_kind_u16: {
-        lex_t *token = parser_expect(par, lex_kind_int);
+        lex_t *token = parser_expect(par, lex_kind_integer);
         u16 *n = (u16 *)p;
         n[0] = (u16)token->integer;
         return;
     } break;
     case type_kind_u32: {
-        lex_t *token = parser_expect(par, lex_kind_int);
+        lex_t *token = parser_expect(par, lex_kind_integer);
         u32 *n = (u32 *)p;
         n[0] = (u32)token->integer;
         return;
     } break;
     case type_kind_u64: {
-        lex_t *token = parser_expect(par, lex_kind_int);
+        lex_t *token = parser_expect(par, lex_kind_integer);
         u64 *n = (u64 *)p;
         n[0] = (u64)token->integer;
         return;
@@ -295,7 +295,7 @@ void s8_deserial_data_ex(ma_arena_t *arena, parser_t *par, void *p, type_t *type
         return;
     } break;
     case type_kind_usize: {
-        lex_t *token = parser_expect(par, lex_kind_int);
+        lex_t *token = parser_expect(par, lex_kind_integer);
         usize *n = (usize *)p;
         n[0] = (usize)token->integer;
         return;
diff --git a/src/core/types.h b/src/core/types.h
index 28d7515..7162bd5 100644
--- a/src/core/types.h
+++ b/src/core/types.h
@@ -42,7 +42,7 @@ typedef double f64;
 #define mib(x) (1024ULL * kib(x))
 #define gib(x) (1024ULL * mib(x))
 
-#define DEFER_LOOP(begin, end) for (int PASTE(_i_, __LINE__) = (begin, 0); !PASTE(_i_, __LINE__); PASTE(_i_, __LINE__) += (end, 1))
+#define DEFER_LOOP(begin, end) for (i32 PASTE(_i_, __LINE__) = (begin, 0); !PASTE(_i_, __LINE__); PASTE(_i_, __LINE__) += (end, 1))
 #define STACK(type, size) struct { type data[size]; i32 len; }
 #define STACK_PUSH(stack, ...) (assert((stack).len < lengthof((stack).data)), (stack).data[(stack).len++] = __VA_ARGS__)
 #define STACK_POP(stack) (assert((stack).len > 0), (stack).data[--(stack).len])
@@ -297,11 +297,11 @@ struct sb8_t {
     sb8_node_t *first;
     sb8_node_t *last;
 
-    int indent;
+    i32 indent;
 };
 
 i64 wstr_len(wchar_t *string);
-int str_len(char *str);
+i32 str_len(char *str);
 
 char char_to_lower_case(char a);
 char char_to_upper_case(char a);
diff --git a/src/meta/parser.c b/src/meta/parser.c
index 8d51ee0..5c5321a 100644
--- a/src/meta/parser.c
+++ b/src/meta/parser.c
@@ -69,7 +69,7 @@ ast_t *create_ast_binary(parser_t *par, lex_t *pos, ast_t *left, lex_kind_t op,
 ast_t *parse_expr(parser_t *par);
 ast_t *parse_lit_expr(parser_t *par) {
     lex_t *token = parser_next(par);
-    if (token->kind == lex_kind_int) {
+    if (token->kind == lex_kind_integer) {
         ast_t *result = create_ast(par, token, set_bit(ast_flag_integer) | set_bit(ast_flag_string));
         result->integer = token->integer;
         result->string = token->s8;
@@ -203,7 +203,7 @@ ast_t *parse_struct_mem(parser_t *par, s8_t *name) {
     while (parser_match(par, lex_kind_open_bracket)) {
         ast_t *array = create_ast(par, par->at, set_bit(ast_flag_type_array) | set_bit(ast_flag_string));
         ast_append(array, type);
-        lex_t *num = parser_match(par, lex_kind_int);
+        lex_t *num = parser_match(par, lex_kind_integer);
         if (num) {
             array->flags |= set_bit(ast_flag_integer);
             array->integer = (int)num->integer;
@@ -286,7 +286,7 @@ ast_t *parse_table(ma_arena_t *arena, char *file, char *code) {
                 ast_t *col = create_ast(par, par->at, set_bit(ast_flag_string));
                 ast_append(row, col);
                 col->string = token->s8;
-            } else if (parser_match(par, lex_kind_int)) {
+            } else if (parser_match(par, lex_kind_integer)) {
                 ast_t *col = create_ast(par, par->at, set_bit(ast_flag_string) | set_bit(ast_flag_integer));
                 ast_append(row, col);
                 col->string = token->s8;
diff --git a/src/wasm_app/main.c b/src/wasm_app/main.c
index d6d9909..20fcbd2 100644
--- a/src/wasm_app/main.c
+++ b/src/wasm_app/main.c
@@ -5,15 +5,16 @@
 // #include "debug.c"
 // #include "ui2.c"
 
-void on_update() {
-    // r2f64_t rect = {0, 0, 200, 200};
-    // draw_rect(rect, (v4f32_t){0, 0, 0, 1});
-    // draw_textf((v2f64_t){10 + i, 100}, "time = %f, dt = %f", time_g / 1000, dt_g);
+ma_arena_t *frame_arena;
 
-    // f64_mod(4, 2);
+void app_update(ma_arena_t *perm_arena, app_event_t *events, i32 event_count) {
+    if (frame_arena == NULL) {
+        frame_arena = ma_push_arena(perm_arena, kib(32));
+    }
+    for (i32 i = 0; i < event_count; i += 1) {
+        s8_t string = s8_serial_data(frame_arena, events + i, &type__app_event_t);
+        draw_text((v2f64_t){0, (f64)i*20.0}, white_color_global, string);
+    }
 
-    // i += 1;
-    // if (i > 200) i = 0;
-
-    // ui_demo();
+    ma_set0(frame_arena);
 }