Odaily Planet Daily News According to Coindesk, the decentralized exchange SushiSwap is now live on the Bitcoin (BTC) sidechain Rootstock. Rootstock, launched in 2018, aims to introduce decentralized finance capabilities to the Bitcoin network, which are typically associated with Ethereum and BNB Chain. The ecosystem uses the RBTC token, which has a 1:1 exchange rate with BTC.