Current status: 95/150 supporters
So the CFast form factor might be the looser in the long run.... "As new standards gain in popularity, I believe that we will see some current form-factors slowly begin to phase out. " ...
According to this article, ProGrade Digital who bought Lexar is not going to produce XQD cards, which results in the situation where Sony will become the one-and-only supplier of XQD cards: