Comment by smoldesu

> There are plenty of components that most programs call out to the OS

Sure - user input handling, raster graphics, text formatting... HTML rendering and browser technology though? Apple made WebKit using FOSS desktop libraries, and then turned around to deny users FOSS desktop-grade competition. They TiVoized your browser.

Apple is going to have a tough defense, if they decide to steelman that particular point. The writing is on the wall, competition is coming with or without Apple's approval.

> "Apple sabotages webkit for other Browsers" is a different—and to me at least, much stronger—argument than "Apple requires other browsers to use Webkit".

Strong is an appropriate word for it. Many developers are starting to lose their nerve: https://mozilla.github.io/platform-tilt/