Duke University recently held a conference on the US v. Arthrex appeal to the Supreme Court. I missed the live conference; but, they were nice enough to put it up on YouTube. You can view the YouTube video below:
From my preliminary viewing of the video, it appears that Professor Duffy has the most persuasive position on the first panel. But, watch it and judge for yourself.
In the second panel, Professor Walker at 1:27:04 seems to have his fingers on the pulse of patent owners.