lintamande

"They'll be brighter or dimmer or flicker, and if I've tried to make them all the same and I've accounted well enough for the nonharmonic factors in the area then that leaves harmonics as the thing responsible for the differences. There's a nastily complex notation for it; I can't do the really fine maps because I can only distinguish so many grades of dimness, but I can map a spot better than having to feel it out if I'm going to be sorcering there a lot."