Galaxy S2 Queries

[dharmil007]

Just bought SAMSUNG GALAXY S2, its an awesome device.


But i have few queries regarding it:

1} Can i format Internal Storage or Memory Card to NTfS format, i tried but i had to format it back to FAT32.
Has anyone tried this pls. hrlp me out.
'coz i have a movie in size 4.7GB, which is not being transfered to Device as FAT32, tell me ways how can i transfer it.

2} any good/recommended apps/games for this device ?

3} is rooting necessary ? & if i do rooting will it void my warranty ?