Weizenbaum's ELIZA online - Can you tell whether you are talking with a machine or a person?
You don't know if you are talkin got a machine or a person? Try to find out - it's great :-) https://www.masswerk.at/elizabot/
Weizenbaum, Joseph "ELIZA - A Computer Program For the Study of Natural Language Communication Between Man and Machine", in: Communications of the ACM; Volume 9 , Issue 1 (January 1966): p 36-45.
Photo from https://www.masswerk.at/elizabot/