I think it was a brilliant self marketing tactic. And then they have the balls to post it here, lol... Love it. I think we are all witnessing a genius marketing stunt that is going to be the topic of discussion in the future.
What's more, taking the opposite stand is good for the little guy. In the first part of his book "Soul" Aristotle devotes the first book to refuting previous famous writers on the subject. Rousseau did the same in the first book (I believe) of Social Contract. Socrates did the same in ... well ... everywhere.
For something more recent, Apple was anti PC, I am sure Linux was anti-Closed-OS, Snapchat is anti Facebook and all these made it public, which in turn did nothing short of helping them.
I think that their choices were sound business. However, you don't voice things that make other "industry players" look bad. This is ultimately a pretty small world and people in our industry tend to move around.
It just takes one guy from that VC to leave for another investor they might want in the future to blackball them. That is what I was trying to say.