+1 for keeping a book and guitar handy! I keep my guitar packed away but do keep an American Indian flute and a didgeridoo handy. I think music, played briefly

+1 for keeping a book and guitar handy! I keep my guitar packed away but do keep an American Indian flute and a didgeridoo handy. I think music, played briefly while waiting for a machine learning experiment, large Haskell project build, etc. is much better than web browsing because it does not ruin focus.