Well, it was.
Now, if they stick a TPM on it, it’s illegal to circumvent it, so while it may be technically legal to copy music, now it is technically impossible to legally achieve, if it involves circumventing a TPM.
Under proposed section 41.1 of the Act, it is prohibited to circumvent the first category of TPM, being locks that control access to a work, even if the work subject to the TPM is legally acquired.