It has as many great songs as any American musical and its’ success here probably paved the way for the popularity of the Beatles. ‘Jesus Christ Superstar’ and Evita work better as concept albums than stage musicals.
Well, if you think Andrew Lloyd Webber is better than Jerome Kern, Gershwin, Rodgers and Hart, Rodgers and Hammerstein, Yip Harburg, Jerry Herman, Steven Sondheim, et al, you are entitled to your opinion! Me, I got other ideas.