Almost all the most famous anti-trust cases in America like against Microsoft
https://en.wikipedia.org/wiki/United_States_v._Microsoft_Cor...
were not about monetary fines, they are first and foremost about changing practices (behavioural remedies). Microsoft didn't even pay any money, they had to change how they operated their business in the US.
Likewise with both the recent antitrust trials in the US against Google: In one government prosecutors wanted them to sell off Chrome, the other they are trying to break Google Ads monopoly by breaking it up.
This is not a system extracting billions of the dollar for the 4th time in a couple years. Especially as others have mentioned that this commission is also the one inventing the rules, so it can keep doing it indefinitely for new reasons.