And wouldn't bitcoin likely use almost same amount of servers if they provided same services? Moving numbers around on ledger is only part of it. Heavy computin

And wouldn't bitcoin likely use almost same amount of servers if they provided same services? Moving numbers around on ledger is only part of it. Heavy computing is in all business rules and internal logs and traceability. And you are not getting rid of those situations where one service called an other even if final ledger is immutable...