This is huge. Forcing Apple to allow app side-loading, third-party payments, etc is going to wrest away control of the iOS ecosystem (and eat pretty heavily into their revenues [1] [1] https://www.cnbc.com/2022/01/10/apple-implies-it-generated-r... I hope some of these regulations spill over into the U.S. and the rest of the world.
[1] https://www.theverge.com/2022/2/4/22917582/apple-netherlands...
[2] Yes, APIs themselves are not copyrightable, but what developer is going to spend the resources to reimplement all of iOS' APIs, with no documentation of how the underlying hardware works?