HomeCrypto BriefingVitalik Buterin Criticizes Square, Facebook Crypto Plans Vitalik Buterin Criticizes Square, Facebook Crypto Plans August 20, 2021 Crypto Briefing Tweet Related Posts Kraken to Integrate Parachain Auctions This May: Report Bitcoin miner Phoenix Group buys $187 million worth of miners from Bitmain Beginner’s Guide: How to Become Eligible for Token Airdrops