30% from app stores is the norm for app stores that have market power in their respective markets, but all that tells you is that's the amount of the monopoly rent. Compare this to the Microsoft store, where the store itself doesn't have market power, and then they don't take 30%:

https://9to5mac.com/2019/03/06/microsoft-store-revenue-share...

But still 30% for XBOX/games where they once again have market power in that market.

Facebook is a viable alterative to Google from an advertising perspective. This action is taking place despite there being far more competition in search and advertising than there is about the abuse of code signing permissions by Apple.

Antitrust action has never required the lack of an alternative.

> FB is being used by foreign powers to shape US elections, and you think Apple is the biggest problem here?

Apple is being used to attack democracy campaigners in Hong Kong, mainland China and Belarus, and has a long history of attacking sexual minorities and sex education efforts.

Yes, Apple is 100% the biggest problem here.