And while Facebook and Google would still be hoarding data, there are a huge amount of games and apps I'd rather pay 5 for that are now ad-fueled invasive crapps and "pay to remove ads" costs 15 instead of 5.
When a significant percentage of the population uses your products and services, expect regulators to prevent you from abusing that significant group.
The capitalism idea that "markets solve all issues" only works when it's regulated so market players play on even-ish odds and the players don't have control of the market. (And even then it doesn't seem to work for public utilities really).
The naive idea that "Apple makes the product let them decide" would fly well for a device with millions of units, but billions is 1000x more and it comes with responsibility, sometimes the responsibility comes late because regulators are slow bureaucrats.
"With power comes responsibility" used to be a thing, now it's "With power responsibility might knock on your doorstep eventually if you abuse it to an extreme level like imposing a third of all REVENUE transacted through their forced store"