People who think that hairstyle on Alice Eve is coincidence are nuts.
The Umbrella Corporation wrote:
Maybe nuKhan grew to love his people or realised he was alone without them in nuTrek. Marcus had a year to play mindtricks on Khan.
nuKhan was a completely different character. Like when he talks about his "savagery". Bull. Khan considered himself a superior being, and he was a leader, a despot, and Montalban's class conveyed that on screen, especially in Space Seed. There is no savagery in that.