I just had one of the most hilarious (for me) e-mail exchange I ever experienced.

From: <hidden@example.com>
To: <bonzini@gnu.org>
Subject: Time stamp

I need to know how to set up a UNIX terminal log so that the time stamp 
is always displayed. You help will be appreciated!

From: <bonzini@gnu.org>
To: <hidden@example.com>
Subject: Re: Time stamp

> I need to know how to set up a UNIX terminal log so that the time stamp 
> is always displayed. You help will be appreciated!

And why should I know it?