Love Live, wasn't my thing, but I'll probably give it a second try
Sword Art Online, I did watch... first arc was an unambitious, yet popular, repeat of .hack//SIGN... the second arc was plain rediculous, but had Suguha to keep me interested
Hm, you're right, my Japanese are not good enough for Index-caliber-exposition-monologues... better spend an extra week taking photographs around South Korea