ask another question. if he sees that, for the moment, we are not going to be able to tell him what he really wants to know, he will stop asking. sometimes we may be able to say, we can’t answer your question, but perhaps this other person (or magazine, or book) can.
a tape recorder can help a music student know what his playing sounds like. of course, he can hear what he does as he does it. but this may not give him all the feedback he needs, and a tape recorder may tell him things about his playing he might otherwise not know. for one thing, the player is 