How To Model Rotating Propeller Discs

There are some things I hate about "in-flight" models of piston-engine aircraft. One is when the aircraft appear to be flying without a pilot; the other is a stationary propeller.Modellers have a couple of ways of dealing with this second problem. One is to simply remove the propeller blades, leaving only the filled and smoothed spinner visible—it's a well-recognized technique which many feel produces the most realistic appearance. But it always makes me think, Where's the propeller? I find the complete absence of anything in the space where the propeller should be is a little distracting. I'm also not very keen on the photo-etched "prop-blur" option, which aims to produce a blurred sector for each prop blade, reproducing what we see in photos and movies, but not what we see with the naked ey