You are joking about Colossus, surely🤔.

Googled. Colossus was the main computer for encryption cracking of a non-enigma cypher. Created by Tommy Flowers (not Alan, who made "Bombe," to crack enigma), and is first big computer. The guy is likely a Mike-esque dude at this side-museum doing a poor job explaining the features

The colloquial for my penis