That is what people tried to say about Minerals and now Revo. It's not centralization at all, it's limitation for a short period. Centralization requires that those involved have no say or idea of how things function at it's core level. PoW ends, source is shown and things go on as any other coin.
Centralization occurs when one entity mints and distributes the currency/coin. I'm sure you are aware that is not how this works as the minting/mining occurs on the blockchain.
Not trying to be rude but I am sure I shouldn't have to explain these simple concepts to you as you are a veteran around here and I'm pretty fucking sure you know how everything in relation to crypto works.
It's like we just have "X bank" in the entire world.
They will be gathering all mining fees, hash power, people.
No worries, it's a forum after all, we're here to discuss as civilized people
Dont worry, we will public all pool-wallet-addresses. You can check pool's payout in block explorer.