BTC2 is a forked currency of BTC (Bitcoin), which was generated in the New York Consensus in May 2017 and adopts the methods of SW (Isolated Witness) and 2M. Previously traded under the name BT2 on the exchange. The mining method of BTC2 has changed from ASIC mining to GPU mining, and the mining algorithm has been modified to completely eliminate ASIC's ProgPOW algorithm. The block size is still 2M, supports SegWit, and has joined the community's strong call for bidirectional replay attack protection. The new Bitcoin contract was signed on December 27, 2017, and Bitcoin successfully forked and operates steadily at a height of 494784....