Wait, so the Google Play Store, which you can install alternatives to (F-Droid, Aurora, Amazon,...), and where you can easily install apps through other means (such as downloading an APK through your browser and running it from the file manager) is an illegal monopoly while the Apple App Store isn't? Well, I guess Google's market cap is only 2 trillion compared to Apple's 3 trillion, so I guess that's fair.
If you claim the platform you create is open, but use anticompetitive actions to retain control of it, you end up in a worse legal position than you would have by being clear that the platform is closed. Look at Microsoft. They have been found guilty of anticompetitive conduct related to their open Windows platform in multiple jurisdictions, but not so with XBox. Either never claim your platform is open, or refrain f…
It helps a lot that they are the only sellers of the XBox. With Windows they were strong-arming third party manufacturers. The situation is similar with Apple and iOS. Because it’s “their” phone they have more control. Google was telling other manufacturers of android phones what to do, which crossed a line.