Can casinos manipulate your slot play via your players card?

There are 2 opposing theories out there among seasoned slot players: 1) The machines are controlled by RNG's and the outcome is preset

Slot machines that can accept more than 20 coins or tokens for a single play shall use a coin or token acceptor that accepts or rejects a coin or token

candyfinity slot Slot machines that can accept more than 20 coins or tokens for a single play shall use a coin or token acceptor that accepts or rejects a coin or token

canada slot machines There are no regulations on how a machine shows a losing wager, so most machines play a loss like it was almost a winning combination, which