All sports leagues have been through extensive rule changes and updates to make sure the game is enjoyable and fair for all, and does not result in one team winning everything all the time.
Indeed. But that doesn't require deducting points from people from previous seasons and asking them to return their trophies so there is sufficient for this season.
We just alter the rules and carry on issuing points as required.
Of course they do. They make everyone start over with zero points literally every time they play.
If you can imagine showing up to play a friendly football game against a rival high school and noticing they have 5,340,322 points already on the board because their families had been playing the game for decades, then you’ll start to really get it.
Every accounting period starts from zero. It's the flow that matters for this accounting period. Not how much you amassed from previous ones.
Football teams keep their players from previous seasons. They don't all go into a big hat and get redistributed to other teams just because they happened to be champions.
But we can change the rules and increase the handicaps.