At 15, a teenager building video games from his bedroom accidentally helped create one of the internet’s earliest coding communities

In the days prior to the internet, enthusiastic young hackers relied on floppy disks to trade their innovative programs.

To A.I. Executives, We’re All Just ‘Meat Computers’

Andrej Karpathy, an A.I. executive and a founder of OpenAI, wrote in a widely read post that “A.I. research used to be done ...