And if your game is only going to be played on monitors which refresh the whole screen instantly ( as projectors do ) and will only be played in a dark room with very bright lights ( creating an "afterimage" effect ) and most importantly if you're calculating real-time motion blur ( movies are made with motion blur for precisely this reason ) then this would be a pertinent piece of information.
Ok then, UK TV is 25FPS.I think as long as its "Steady" then 30FPS is enough.