Carlos Kleiber
On the other hand, the critic David Hurwitz, a spokesman for modern literalism and precision, sharply criticizes what he terms "the Furtwängler wackos" who "will forgive him virtually any lapse, no matter how severe", and characterizes the conductor himself as "occasionally incandescent but criminally sloppy". Unlike conductors such as Carlos Kleiber or Sergiu Celibidache, Furtwängler did not try to reach the perfection in details, and the number of rehearsals with him was small. He said: