Conversation so far:
What is Barenboim's style of conducting?
He has tried to maintain the orchestra's traditional sound and style.
How else did Daniel Barenboim develop his musical style?
Barenboim makes frequent use of the right-foot sustaining pedal, a device absent from the keyboard instruments of Bach's time

Question: what else is significant about his style?
Self-contained rewrite: What else is significant about Barenboim's style besides the use of the right foot sustaining petal?