Re: Really weird Continuity error. HUGE SPOILERS!
Try to determine whether old Spock is younger than old Spock from STXI. It could be an attempt to change the timeline!
I do not kill with my gun. He who kills with his gun has forgotten the face of his father. I kill with my heart. —The Gunslinger's Creed, The Dark Tower
It was a nice day ... AND THEN EVIL CAME!— The Collected Works of Stephen King, condensed version