What happened to Cuusoo set #6 Lego Cuusoo just announced set #7 Ghostbusters 30th anniversary.  Cuusoo set #5 is the Curiousity Rover.

Why is there no set #6?  What happened to it or did Lego announce it and then change their minds?
The sixth LEGO CUUSOO set is the upcoming Exo Suit. See announcement here: http://blog.lego.cuusoo.com/2013/10/21/results-of-winter-spring-summer-lego-reviews/