It simulated the experience of speaking to a therapist by responding to specific words and phrases, and represented a significant step forward in the evolution of human-like AI.
But while some of ELIZA's "patients" took it for human, there were limits to the power of its engagement.
I tried talking dirty to a handful of BDSM-themed bots: As it turns out, the most popular gay scripts involve a decent amount of abuse and shaming.
Like ELIZA, many of these scripts are trained to recognize and respond to keywords and phrases.
Meanwhile, Google has developed its own proof-of-concept chatbot to show off the power of neural networks, which mimic the human brain.