IP earned per game has been reduced.
You get 58 IP for losing at 55 (down from 75 for any normal/ranked loss)
You get 30 IP for losing at 30 (again, down from 75)
Winning an hour-long game nets you 95 IP (down from 100 for any normal/ranked victory)
Winning a 25 minute game gets you a trifling 70 IP (again, down from 100)
Winning an eleven minute IP farm practice gets you only 31 IP (down from 75 IP for any practice victory)
New champ costs 6300.
Nothing else matters. Riot is greedy as *crag*.