 He dismissed the flight dynamics in other flight simulators, such as "Falcon 3.0", in favor of the real-time computational fluid dynamics (CFDs) model he created for "Flight Unlimited".When "PC Gamer"'s Bernie Yee asked why the team had waited to make a combat flight simulator, Blackley responded that they wanted to "retrain" players first.In September, "Computer Gaming World" reported that Blackley was designing a combat-based sequel to "Flight Unlimited" under the working title "Flight Combat".