CoinCircle announces Bitcoin super boost: In the CoinCircle app you can unlock 10% APY on Bitcoin by scanning a special QR code. As a proud participant of the Bitcoin 2021 Conference, CoinCircle first created this feature exclusively for attendees of the BTC2021, Miami conference — but in celebration of everything that is Bitcoin, CoinCircle has now decided to share this special QR code with the world. CoinCircle (https://CoinCircle.com), based in Santa Monica, Calif., a leading decentralized...