I guess my question is, sure, someone could to lengths to observe the in + out, but does Apple (and the other entity) decline to keep logs such that they at lea

I guess my question is, sure, someone could to lengths to observe the in + out, but does Apple (and the other entity) decline to keep logs such that they at least could not be compelled to give up data that could link the two? If the RIAA gets a court order to reveal who streamed something, shared illegally, etc. would they be able to comply?