Last time your columnist went on here to decry something he found was directly harmful to music in Ireland, he well overshot his mark and wound up dividing camp a little. So, let’s try a different tack, shall we? Arthur’s Day is coming up and already hundreds and thousands of casual drinkers are plotting their whereabout at 1759 hours that day. That’s just it, though: casual drinkers. This make-believe “holiday”, that was manufactured, not only in our lifetimes, but four years ago, is nothing more than another stupid ploy designed to shill alcohol to a society that already suffers from…