Conversation so far:
who invented the first computer game and what was the name of it
In 1952, A.S. Douglas created the first graphics-based computer game: a version of Tic-Tac-Toe.
what did the first tic tac toe computer game run on
The game was programmed on an EDSAC vacuum-tube computer, which relied on a cathode ray tube display.

Question: how about first video game
Self-contained rewrite: who invented the first video game and what was the name of it