How about RTP in games that allow users to customize the paylines where they can bet on 1 of 10 pay lines up to 10 of 10 (max) paylines? ...
I shudder to think what kind of scam accusations, or
beat-the-dead-horse kinds of threads that would be started and go on for months if someone were to claim they were owed the house on a floating set of rules on a given day.
It reminds me of Fizbin.