Watch the Week 8: Down by the Salley Gardens online guitar lesson by Roberto Dalla Vecchia from Flat Out Flatpicking
To me, tasteful means appropriate to the music. Good taste is about doing the right thing in any musical situation. The song is dictating what I'm gonna play. I believe there is strong connection between being a tasteful player and being a melodic player. Melodic playing doesn't mean slow or quiet, it means understandable, comprehensible by the listener. Let's create a guitar solo keeping all this in mind!