Note: A P90 fires 900 rounds per minute, hence "RulesP90" for rapid-fire robocode.
A P90 Robocode fight is one in which the cooldown factor is dramatically increased.
A value of 0.5 to 1.0 is usually more than enough. Matches are supposed to be even quicker! Try it sometime ...
Thanks for the pic, David. :) -- Qetu