I don't know of any cases where as a result of religious precepts a population have found themselves enjoying less food than they would have if they didn't follow this particular religion.
I often play on the cello-bass side of the orchestra, because I prefer the deep sounds. I can't hear the violins well.
When we first started playing we did a lot of rehearsing. We used to write out everything. In fact, that's the way everybody rehearses: we play the tunes and improvise.