THis might sound odd... 1 - yes on nail tip shapes. Bitten, broken, manicured, boy 2 - Nail length morphs that actually curve a bit would be nice, too. however, what I think would really be a great feature is a "claws" morph. Something where the nail and finger become a claw, perhaps slightly different degrees of beastiness.

thou and I, my friend, can, in the most flunkey world, make, each of us, one non-flunkey, one hero, if we like: that will be two heroes to begin with. (Carlyle)