Quote Originally Posted by Yukimura
This is a benefit since you could lure over confident ninja into engaging you in a fight and then spring sharingan on them, see through their technique, and kick their ass. For the byakugan if the enemy saw it they might recognize it and be inclined to just run like hell and making it that much more difficult (or at least more time consuming) for a user to kill them.
In theory, yes. However since there's only like....3 people left with sharingan, they're all pretty well known and recognizable at this point.