Cats with green eyes must be rarer than those with blue, brown or yellow eyes. I never see green-eyed kitties! This kitten has the most beautiful emerald eye color I've ever seen. I could get lost in those eyes.
Therefore, it will matt should youn't groom them regularly. It may happen for assorted factors. It is also contingent on if it's one-ply or two-ply. It isn't glamorous, it's not exciting and it's painful more often than not.