Each big company should open its own app store in the EU making the use of iPhone impossible there. People will switch to Android pretty quickly.
If people want Facebook, they need to install the meta store and then install Facebook. A Google product? Install the Google store and then the app. Want Spotify? Install the Spotify store and then Spotify. TikTok? TikTok store and then TikTok…
It’s not the freedom of federating. It’s the freedom of being outside corpo.