"Polkadot Parachains go live. " December 19, 2021

Today’s blockchain and cryptocurrency news Brought to you by ungrocery.com Bitcoin is up 1% at $47,271 Ethereum is up .5% at $3,946 and Binance Coin is 1% at $534 Decentraland up 18% Polkadot Parachains are live. Sotheby’s picked up 100M this year from NFT sales Open season on Optimism. Silverflow closes $17M series A. Links: Polkadot (DOT) Parachains Go Live, Capping Yearslong Tech Build for Ambitious Blockchain Project — Ultimately, Polkadot will offer 100 parachain slots Payments startup Silverflow closes $17 million round led by Coatue Ethereum layer 2 Optimism removes whitelist, opens to all developers Sotheby’s netted $100 million from NFT sales in 2021: report Learn more about your ad choices. Visit megaphone.fm/adchoices