diff --git a/renderer.nim b/renderer.nim
index 09372bc..73db68c 100644
--- a/renderer.nim
+++ b/renderer.nim
@@ -12,6 +12,7 @@ type Scroll* = ref object
   x, y: int
 
 proc render*(textBuffer: TextBuffer, termBuffer: Buffer, prompt: string, scroll: Scroll) =
+  # TODO: vertical scroll
   # we are free to "redraw" everything everytime
   # since termBuffer double buffers
 
diff --git a/textBuffer.nim b/textBuffer.nim
index 93f328d..64721c9 100644
--- a/textBuffer.nim
+++ b/textBuffer.nim
@@ -97,6 +97,7 @@ proc enter*(buf: TextBuffer) =
 proc newLine*(buf: TextBuffer) =
   # inserts a new empty line below the current one
   # and moves cursor to it
+  # TODO fix crash
   inc buf.cursorY
   buf.content.insert(@[], buf.cursorY)
   buf.cursorX = 0