Depends on how much is going on, but generally, 10 to 15 minutes.
Explosions and navigating sprites through bases can be quite time consuming, as paint doesn't support layers.
2 Aero lifters are damaged and crashing, one of the survivors quickly jumps up into the air, trying to avoid danger. The carrier pods drop to the ground on all but one aero lifter.
Sniper slave adjusts his aim, sights the drone in the air and fires, the bullet mere mili seconds away from impact.
Meanwhile, one of the slave soldiers is horribly wounded by the blast in the entrance tunnel, the other momentarily holding fire to clear the blood from it's visor
One of the demolition experts detonates a strategically placed charge by the lower force field.
meanwhile, the Queen looks up, noticing with much surprise, the corpse of one of the builders, along with a strange robot which had been masquerading as an I-pod.
Also, a corpse lands on the spy Ant, ending it's mission prematurely. Lame.