AW, picky! picky! picky! It's times like this that I thank the powers that be for blessing me with a tin ear.

Logically any method of compensation is a compromise, as is the even temered scale. A real luthier would build a guitar with an individual set of frets for each string;-)

Another solution is to play in C and use a capo.
(or maybe to sing acapella)

Mark C. Don't ever take a tuning fork to a folk sing unless you're prepared to put up with all the silly comments you'll get, such as "Where do the batteries go?"

Bert.