Well, there you go...

March 2011 it was first announced, and then officially named in June and feature at BotCon 2011 (June).
(two months short of four years... and we don't even get a proper launching of the game)

And it was BotCon 2012 (April) that they were allowing people to sign up to secure names.

Then it was 2013 that was the year that they were noticeably absent.