"its not clear that he's confident enough yet to invite more active discussion on his effort from the theory community". that is highly debatable; arguably that was his intent in creating the public blog and putting all the papers fully accessable on it-- to engage the online community, which somewhat regrettably hasnt happened much in the ~5 months its been online-- that site seems to be "undiscovered" until recently. furthermore, the author insists in his latest blog entry on aug 26th and in recent comments (within the last few days) that he sees no flaws in the proof & welcomes further feedback.