When is a Patent Troll not a Troll? When he's an Enigma

I don't have a great deal to add to coverage of last week's big patent story, which concerned the filing of a complaint by Microsoft co-founder Paul Allen against major technology companies including Apple, Google, Facebook and Yahoo. Diane Searcey of The Wall Street Journal, Tom Krazit at CNET News.com, and Mike Masnick on Techdirt pretty much lay out as much as is known so far.

But given the notoriety of the case and the scope of its claims (the Journal, or at least its headline writer...