Content-Type: text/shitpost

Subject: The Physical Layer: Alternative punch line
Path: you!your-host!walldrug!prime-radiant!computer!ihnp4!hal9000!plovergw!shitpost!mjd
Date: 2017-12-21T14:12:25
Newsgroup: rec.pets.net.osi-layers
Message-ID: <6ccd058a260730b9@shitpost.plover.com>
Content-Type: text/shitpost

Recently I wrote a dialogue between two programmers discussing the OSI network model. It ended with:

Punch line: Gilberto and Joanna are brains in vats.

I changed my mind. The punch line is:

Gilberto is a completely incorporeal consciousness, and Joanna is an evil demon, of utmost power and cunning.