I hope she does more urban pop music for her next album, imo no other chick in the game does urban pop better than Britney, Blackout has urban influences, as does: Slave 4 u, I got that boom boom, Boys (NERD remix), Outrageous and a couple of others.
Hopefully her next album isn't rushed and she'll have more control, which should be the case because by then she'll have a new contract, F.F. isn't really the kind of album she wanted, she's so restricted because of Jive.