No you simply don't understand the economics involved here.
foundry (biggest pool) does not need nfts.
they own 33% of the hashrate.
....
he said something like block explorers (non-miners) would have to charge a fee. the problem is that's not how bitcoin is setup. non-mining nodes have no way of making money in the bitcoin ecosystem. so if they don't like running their node then they can turn it off. but they can't inject themself into a transaction.