Choose a recording or demonstration for a specific musical question, check its version and clarity and stop collecting references once you have an example that can serve the task.
Make an agreed private duet recording, choose one shared entry or release to examine and use the observation as a joint practice question rather than a search for the person to blame.
Compare one defined passage across two identified performances, separate arrangement and recording differences from interpretation and describe features before declaring a winner.
Work with a brief appropriate phrase, hear its shape and timing before trying it on the instrument, then use guidance or notation to clarify what remains uncertain.
Separate the dynamic relationship inside a performance from playback level, then explore a teacher-guided phrase contrast without treating louder monitoring as musical progress.