diff --git a/build_file.cpp b/build_file.cpp
index cce466c..4d66ee8 100644
--- a/build_file.cpp
+++ b/build_file.cpp
@@ -324,10 +324,24 @@ function ApplyRules(s)
     return nil
 end
 
+Coroutines = {}
+function AddCo(f)
+    local i = #Coroutines + 1
+    Coroutines[i] = coroutine.create(f)
+    return Coroutines[i]
+end
+
+
 function OnUpdate()
-    -- @todo: implement coroutine dispatch here
-        -- probably also want constatnly rerunning jobs with a set wake up time
-    -- @warning: make sure to not rewrite the thread list when rerunning this file
+    local new_co_list = {}
+    for key, co in pairs(Coroutines) do
+        local status = coroutine.status(co)
+        if status ~= "dead" then
+            coroutine.resume(co)
+            new_co_list[#new_co_list + 1] = co
+        end
+    end
+    Coroutines = new_co_list
 end
 
 )==";
diff --git a/src/text_editor/event.cpp b/src/text_editor/event.cpp
index 6e9f9c0..a091227 100644
--- a/src/text_editor/event.cpp
+++ b/src/text_editor/event.cpp
@@ -40,6 +40,7 @@ struct Event {
 };
 Array<Event> EventPlayback;
 
+// :Event
 void Serialize(Serializer *s, Event *e) {
     SerializeBegin(s);
     Serialize(s, "kind", &e->kind);
@@ -80,12 +81,3 @@ bool WaitForEvents = true;
 #define Mouse(x) (event.kind == EVENT_MOUSE_##x)
 #define MousePress() (Mouse(LEFT) || Mouse(RIGHT) || Mouse(MIDDLE))
 #define MouseUp() (Mouse(LEFT_UP) || Mouse(RIGHT_UP) || Mouse(MIDDLE_UP))
-
-void ParseEvents(Array<Event> *events, Buffer *buffer) {
-    Serializer s = {NULL, GetString(buffer), false};
-    for (; s.string.len;) {
-        Event event = {};
-        Serialize(&s, &event);
-        Add(events, event);
-    }
-}
\ No newline at end of file
diff --git a/src/text_editor/generated.cpp b/src/text_editor/generated.cpp
index a33b423..fdf8b24 100644
--- a/src/text_editor/generated.cpp
+++ b/src/text_editor/generated.cpp
@@ -213,10 +213,24 @@ function ApplyRules(s)
     return nil
 end
 
+Coroutines = {}
+function AddCo(f)
+    local i = #Coroutines + 1
+    Coroutines[i] = coroutine.create(f)
+    return i
+end
+
+
 function OnUpdate()
-    -- @todo: implement coroutine dispatch here
-        -- probably also want constatnly rerunning jobs with a set wake up time
-    -- @warning: make sure to not rewrite the thread list when rerunning this file
+    local new_co_list = {}
+    for key, co in pairs(Coroutines) do
+        local status = coroutine.status(co)
+        if status ~= "dead" then
+            coroutine.resume(co)
+            new_co_list[#new_co_list + 1] = co
+        end
+    end
+    Coroutines = new_co_list
 end
 
 
diff --git a/src/text_editor/lua_api.cpp b/src/text_editor/lua_api.cpp
index 69230b7..3dcc160 100644
--- a/src/text_editor/lua_api.cpp
+++ b/src/text_editor/lua_api.cpp
@@ -329,7 +329,7 @@ Vec2 GetVec2(const char *name) {
     return result;
 }
 
-// #Play { {kind = 10, key = 1073741902, xmouse = 612, ymouse = 357, xwindow = 1280, ywindow = 720 } }
+// :Event
 int Lua_Play(lua_State *L) {
     if (!lua_istable(L, -1)) luaL_error(LuaState, "expected a table of events");
 
diff --git a/src/text_editor/serializer.cpp b/src/text_editor/serializer.cpp
index 52844fb..806c4c9 100644
--- a/src/text_editor/serializer.cpp
+++ b/src/text_editor/serializer.cpp
@@ -1,17 +1,9 @@
 struct Serializer {
-    Buffer  *buffer; // for writing
-    String16 string; // for reading
-    bool     is_writing;
+    Buffer *buffer; // for writing
 };
 
 void Serialize(Serializer *s, String name, Int *datum) {
-    if (s->is_writing) {
-        IKnowWhatImDoing_Appendf(s->buffer, "%.*s = %lld, ", FmtString(name), (long long)*datum);
-    } else {
-        s->string = Skip(s->string, name.len + 3);
-        *datum    = SkipNumber(&s->string);
-        s->string = Skip(s->string, 2);
-    }
+    IKnowWhatImDoing_Appendf(s->buffer, "%.*s = %lld, ", FmtString(name), (long long)*datum);
 }
 
 void Serialize(Serializer *s, String name, uint32_t *datum) {
@@ -33,48 +25,18 @@ void Serialize(Serializer *s, String name, int16_t *datum) {
 }
 
 void Serialize(Serializer *s, String name, Vec2 *datum) {
-    if (s->is_writing) {
-        IKnowWhatImDoing_Appendf(s->buffer, "%.*s = {%lld, %lld}, ", FmtString(name), (long long)datum->x, (long long)datum->y);
-    } else {
-        s->string = Skip(s->string, name.len + 3 + 1);
-        datum->x  = (float)SkipNumber(&s->string);
-        s->string = Skip(s->string, 2);
-        datum->y  = (float)SkipNumber(&s->string);
-        s->string = Skip(s->string, 1 + 2);
-    }
+    IKnowWhatImDoing_Appendf(s->buffer, "%.*s = {%lld, %lld}, ", FmtString(name), (long long)datum->x, (long long)datum->y);
 }
 
 void Serialize(Serializer *s, String name, char **text) {
-    if (s->is_writing) {
-        String str = *text;
-        IKnowWhatImDoing_Appendf(s->buffer, "%.*s = \"(%.*s)\", ", FmtString(name), FmtString(str));
-    } else {
-        s->string    = Skip(s->string, name.len + 3 + 2);
-        String16 str = SkipUntil(&s->string, L")\"");
-        if (str.len) {
-            Scratch scratch;
-            String  s8 = ToString(scratch, str);
-            *text      = Intern(&GlobalInternTable, s8).data;
-        }
-        s->string = Skip(s->string, 2 + 2);
-    }
+    String str = *text;
+    IKnowWhatImDoing_Appendf(s->buffer, "%.*s = \"(%.*s)\", ", FmtString(name), FmtString(str));
 }
 
 void SerializeBegin(Serializer *s) {
-    if (s->is_writing) {
-        IKnowWhatImDoing_Appendf(s->buffer, "{");
-    } else {
-        SkipWhitespace(&s->string);
-        Assert(s->string[0] == '{');
-        s->string = Skip(s->string, 1);
-    }
+    IKnowWhatImDoing_Appendf(s->buffer, "{");
 }
 
 void SerializeEnd(Serializer *s) {
-    if (s->is_writing) {
-        IKnowWhatImDoing_Appendf(s->buffer, "},\n");
-    } else {
-        Assert(s->string[0] == '}');
-        s->string = Skip(s->string, 3);
-    }
+    IKnowWhatImDoing_Appendf(s->buffer, "},\n");
 }
diff --git a/src/text_editor/text_editor.cpp b/src/text_editor/text_editor.cpp
index 2bc7691..94c55da 100644
--- a/src/text_editor/text_editor.cpp
+++ b/src/text_editor/text_editor.cpp
@@ -301,7 +301,7 @@ int main(int argc, char **argv)
         WindowOpenBufferView(window, it);
     }
 
-    Serializer ser = {EventBuffer, {}, true};
+    Serializer ser = {EventBuffer};
     while (AppIsRunning) {
         FrameID += 1;
 
diff --git a/src/text_editor/todo.txt b/src/text_editor/todo.txt
index ba8b88b..7c87987 100644
--- a/src/text_editor/todo.txt
+++ b/src/text_editor/todo.txt
@@ -10,6 +10,7 @@
 - Fuzzy search buffer which uses titlebar as query!
 - Check if file exists in ApplyRules otherwise return null
 - Gotos, jumping between views should preserve cursors
+- ReportWarning should be signaled visibly but you should be able to do things! no focus switching
 
 - OnWindowCommand allow config user to overwrite the WindowCommand keybinding, introduce his own