From mboxrd@z Thu Jan  1 00:00:00 1970
From: doug@cs.dartmouth.edu (Doug McIlroy)
Date: Wed, 19 Apr 2017 15:18:22 -0400
Subject: [TUHS] Bourne shell and comments
Message-ID: <201704191918.v3JJIM88026267@coolidge.cs.Dartmouth.EDU>

> Is this a reason why "#" was chosen as the root prompt, by the way?

No. # was adopted as superuser prompt  before the shell had a
comment convention.

Doug