The whole time I was watching Shrek: The Musical, I hoped I was witnessing a pre-Broadway tryout"something susceptible to fixing. But I should have known better"it is a final product of playwright-lyricist David Lindsay-Abaire and composer Jeanine Tesori, who themselves should have known better than to create a stage musical for children lasting two hours […] The post <i>Shrek: The Musical</i> falls sho…