It is my personal opinion that Carlos Kleiber was the best orchestral and Opera conductor during the past 100 years.
I want to share with you the methods that Kleiber employed to get the musicians to play according to his suggestions. The challenge is that the video below is in German, but if you listen attentively, you’ll see how things develop.
One of the key aspects is the manner in which the Waltz rhythm is communicated in Johann Strauss’ music. See how Kleiber assures that this is properly done.
Here is that amazing conductor and the music he created: