Rats on a #Zx81 an 8 bit machine with a ‘touch’ sensitive keyboard. It ran a chess game in it’s 1k memory. I then got a 16k memory pack that meant it could play rats. A maze game. Oh, I just remembered, it had a fast mode where it switched the screen off to save processing power while it was thinking.
#computer
Probably cockroaches, I’ve seen the film