From 2796f1b20960dabd8b7ca979e7bd4f2ed7bcf3aa Mon Sep 17 00:00:00 2001
From: Kyle Isom <kyle@imap.cc>
Date: Thu, 25 Apr 2019 19:57:56 -0700
Subject: [PATCH] Add a note.

---
 pe/chapter7.erl | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pe/chapter7.erl b/pe/chapter7.erl
index 5922d37..9966f48 100644
--- a/pe/chapter7.erl
+++ b/pe/chapter7.erl
@@ -38,6 +38,8 @@ test() ->
     <<246, 54, 54, 166, 22>> = reverse_bits(<<"hello">>).
 
 %% 5. Write a function to reverse the bits in a binary.
+
+%% This feels pretty inelegant.
 reverse_byte(<<A:1, B:1, C:1, D:1, E:1, F:1, G:1, H:1>>) ->
     <<H:1,G:1,F:1,E:1,D:1,C:1,B:1,A:1>>;
 reverse_byte(<<>>) -> <<>>.