What constitutes abuse? Is simply applying for and being granted a patent for something you've developed inherently abusive, or have they actually wielded their

What constitutes abuse? Is simply applying for and being granted a patent for something you've developed inherently abusive, or have they actually wielded their patents in an anti-competitive way? You'll note that they haven't sued Palm or Google over multi-touch gestures, in spite of a huge amount of press claiming they could and would.