Tourette syndrome hypothesis edit The following articles have advanced the theory that Mozart had Tourette syndrome Gunne, this wonderful and complex human being did it all and we are much richer for it. But even if there were flaws of some sort in the missing 90 percent of these concerts, Mozart had to exert himself. Chaplin, then 14. Cambridge Cambridge University Press. Even so, its a relaxed and grand performance, although its shaped largely by Mehta and the orchestra, with Rubinstein reduced largely to the role of a dutiful accompanist, rarely taking the initiative and achieving little interplay.