It's "extraordinary"? No, it's not. By definition, it is quite ordinary. Google, Microsoft, and Sony all charge the exact same percentage, 30%, in their app stores.
Please omit swipes like the one at the end. Lots of people use accounts with names like that. It doesn't mean they're actually throwaway accounts or breaking the rules. Personally I wish they'd have more readable names, because it makes a difference to the quality of the threads, but that's a separate issue.