Changes looks pretty interesting,
Might have to move the finish line closer to turn 1 in Moto2.

...In 2011 the practice schedule across the first two days of each Grand Prix will be as follows:
MotoGP: 4 sessions of 60 minutes
Moto2: 4 sessions of 45 minutes
125cc: 2 sessions of 45 minutes (morning) and 2 sessions of 30 minutes (afternoon).

There will also be three riders on each row of the starting grid in every category starting in 2011....

Full Press Release Here