diff --git a/src/python/flowmetal/parser.py b/src/python/flowmetal/parser.py
index 6ab72b5..c390a9a 100644
--- a/src/python/flowmetal/parser.py
+++ b/src/python/flowmetal/parser.py
@@ -264,6 +264,8 @@ class Parser(SexpParser):
             assert rtb.read() == closec  # Discard the trailing delimeter
             return ctor(acc, str(rtb), pos)
 
+    # FIXME (arrdem 2020-07-18):
+    #   Break this apart and make the supported lists composable features somehow?
     @classmethod
     def parse_list(cls, f: PosTrackingBufferedReader):
         return cls.parse_delimeted(f, "(", ")", lambda *args: ListToken(*args, ListType.ROUND))
@@ -273,7 +275,7 @@ class Parser(SexpParser):
         return cls.parse_delimeted(f, "[", "]", lambda *args: ListToken(*args, ListType.SQUARE))
 
     # FIXME (arrdem 2020-07-18):
-    #  Break this apart into middleware or composable features somehow?
+    #   Break this apart into middleware or composable features somehow?
     @classmethod
     def handle_symbol(cls, buff, pos):
         def _sign(m, idx):