SimonK commit 8873df24: (20140119) with COMP_PWM was loaded on the F-30A ESCs on this F330 quad with Multiwii 2.3 FC, 3S, Hobbyking D2830-11 motors and 8×4.5 SF propellers.
Performed rapid acceleration under WOT, motor idle, recovery, maneuvers and no issues, no hint of sync problems, works fine.