Facebook Hackathon: AI Online Build AI voice interactions with Wit.ai $7,000 in prizes Winners announced 2377 participants
Bitcoin Cash (BCH) DevCon III Inglewood, California, USA non stop 32 hour hackathon, held on September 5th & 6th 2020 in LA Southern California with the option to join remotely. $4,000 in prizes Sep 5 – 6, 2020 29 participants
