I'm all for X-Men 4 and another Wolverine and Friends
In fact I want all of X-Men 3 retconned off the face of the earth.
Singer and co., GET TO WORK!
Call up Anna Paquin right now. Grovel and beg her to come back. Promise Rogue will be a badass this time and not a whiney love obsessed teen that takes a fake cure so she can make out with her boyfriend!