Its well known the last two games were less well received than the original. Crytek expanding to other platforms didn't really make a whole lot of difference with the third doing far worse. We already know of Crytek financial woos and since they have contract with publisher they could probably end up in much worse situation if companies weren't making agreements with them.
"Instead of focusing on the core strengths of the company, which would be the [Crytek] engine and innovative PC titles, we simply jumped at every next big thing in the industry," said a Crytek employee. Could explain why Ryse was so bad.
Perhaps they could do something like Epic games did or make a game where they can establish a large PC modding community like in Skyrim and introduce more people to CE3. Not sure but how many major developers are even using their engine.
Not the question is can they still make innovative pc games