> So far, no amount of fines, or laws, has actually changed anything as far as Facebook, Apple, Amazon, Google or Microsoft are concerned.

That seems like hyperbole. E.g. all the three big EU-Google anti-trust cases (Shopping, AdSense, Android) resulted in Google changing their practices on the issues in question.

(Shopping, Android: https://en.wikipedia.org/wiki/European_Union_vs._Google, AdSense: https://ec.europa.eu/commission/presscorner/detail/en/IP_19_...)