The relevant analogy to phones would be if the Windows Phone team took all of Android's source code--and somehow decompiled the proprietary bits--changed the br

The relevant analogy to phones would be if the Windows Phone team took all of Android's source code--and somehow decompiled the proprietary bits--changed the branding, and distributed it as their product. There's a huge difference between doing work that is influenced by someone else and just stealing someone else's work.