Good article, all true with good advice regarding options for solutions. Some gigs for some reason my fingers feel knotted and stuck in glue, heart rate accelerates and anxiety can lead to flubbed chords or solo notes, an old friend not playing suggested before a gig to tell yourself, "I have the notion I`m nervous about playing well, i am not nervous about anything and am relaxed and play well." it has always worked even playing packed concerts. When we give in to fear of any kind we lock up and can`t think effectively, that`s well documented, changing your mindset with a little mind switch works.