2020-04-04 UTC
# "Machines talking to machines" said by Berners-Lee should have a rule when talking between machines. The rule might be "ActivityPub" which is a W3C Recommendation since January 23, 2018, https://www.w3.org/TR/activitypub/ . ActivityPub might be a way to implement Web 3.0. ( twitter.com/_/status/1246373560290967552)