bt
https://duckduckgo.com/?q=facebook+blockchain+project&t=lm&ia=web
https://www.benthamsgaze.org/2017/08/18/chainspace-a-sharded-smart-contracts-platform/
https://coingape.com/facebook-acqui-hire-first-blockchain-startup/
https://duckduckgo.com/?q=Chainspace++project++in+detail&t=lm&ia=web
https://bitcoinwarrior.net/2019/06/facebooks-globalcoin-and-project-libra-explained-in-a-nutshell/
https://duckduckgo.com/?q=facebook+libra+explained&t=lm&ia=web