Earlier quoted context omitted.
Deliberately removing useful features from your own product so that you don't have to let other people implement the same features may be technically conforming to the letter of the law, but is clearly violating it in spirit. The spirit of the law is platform interoperability: your control over the platform shouldn't restrict what other people can make it do (be it "run an app store" or "run a web app").
No one is obliged to obey anything but the letter of the law. If you want someone to obey the spirit of a law you need to put that in the letter.
The justice system is not a computer following logical instructions.