Docking is the process of combining two protocols, such as the Ethereum Execution Layer and Ethereum Consensus Layer (formerly Ethereum 1.0 and Ethereum 2.0), to make them better and stronger over time. The docking process entails the transfer of data and information from an older, less technologically advanced protocol to a newer, more cutting-edge version. Docking is a very complex process that can take weeks (or longer) to complete du