diff --git a/install.py b/install.py
index 81036d1..deab382 100755
--- a/install.py
+++ b/install.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 # Copyright 2018 the Deno authors. All rights reserved. MIT license.
+# TODO(everyone) Keep this script simple and easily auditable.
 from __future__ import print_function
 
 import io
diff --git a/install_test.py b/install_test.py
index 0e1f482..cde4f7d 100755
--- a/install_test.py
+++ b/install_test.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 # Copyright 2018 the Deno authors. All rights reserved. MIT license.
+# TODO travis and appveyor. test on python 2 and 3.
 import sys
 import shutil
 import os