PFP DEFINITION - AN OVERVIEW

The Ethereum Merge was completed over the 15th of September 2022. This merged the Beacon chain from period 0 into the original evidence-of-work mainnet (i.e. the “execution layer”, formerly known as “Eth1”). After the Merge is accomplished, ETH1 and ETH2 become the identical network that uses the same ETH coin. Why the merge is so critical