The change spurred a hard fork, splitting the blockchain in two and giving rise to an offshoot chain called Ethereum PoW. Some exchanges and platforms have shown support for the forked version, which still uses proof-of-work (PoW) verification, and at least 19 former ether mining pools are active on it, the report said. There is the possibility that the forked chain could divide the Ethereum community, it said.
JPMorgan Sees Concerns for Ethereum Blockchain After the Merge
