I have to ask, sorry. Why are classical guitarsĀ“fretboards flat? I played one for some time and given the required position of the hands relative to the legs and all, it is more comfortable. And, in classical music you spend a lot of time playing chords, and almost none pulling the strings. I thought that was one of the reasons.
its the thicker strings under much less tension they are easy to barre without the curve. I think...