This, for those unfamiliar, is a protection racket. "Nice business model. Be a pity if something should happen to it." The thing is, you are buying protection from them, not from anybody else.
Which HTC is about to learn the hard way.
Apple has gotten the Trade Commission to examine HTC and if their Android phones infringe on Apple's IP. HTC will get no help from us FOSS'ers, M$ isn't going to help, and they aren't part of the OIN.
I think using patents as an anti-competitive weapon is bullshit, but in this case? It couldn't happen to a more deserving target.