Bitcoin (BTC) and ether (ETH) followed a blistering 2021 with a 65% and 67% pullback in 2022. CoinDesk Research Associate George Kaloudis discusses crypto's price actions in the past year and how the market performance difficulties impacted bitcoin mining companies. Plus, a look back at the significance of the Ethereum Merge to the network's development and a review of crypto regulations in 2022.