He wasn't completely pessimistic about Twitter, though. He said at least they have a business model built on revenue from targeted passive advertising.
Ya mean like the 3 guys who built a healthcare web site over a weekend, for no cost ['cept a case of Red Bull and unlimited pizza] ???
And it ACTUALLY works - unlike a certain ACA web site we all know ...
FYI: See www.thehealthsherpa.com ...