They are the same difficulty level, sure, but that’s like saying f(x) and f’(x) are at the same difficulty level. Coming from one to the other in a process is the difficult part, and the code offers instructions to follow this process.
Defederation isn’t sabotage. It’s a feature for healthy communities.
Anyone that is interested in discussions on either defederated community, will create an account for both.
Really mobile apps need to make multi-account easy, problem solved.