The top reasons Fox's X-Franchise left a bad taste in fans' mouths..
https://www.youtube.com/watch?v=p54GlJ8g-0o&lc=UgzT4DkXk6-5OKOxM5l4AaABAg
#1. Produced by people have never read an X-Men comic book for movie audiences who have never read an X-Men comic book either. Unlike Marvel studio who have Kevin Feige, a comic book fan.share
#2. Studio tampering, shoehorning in Wolverine into every single movie at the expense of the other characters. Making Jennifer Lawrence, whose character is a villain, the new star of the series for no other reason than her A-List status.
#3. Lack of foresight and long term planning. This was mentioned in the video.