ujm: What “contract” did you sign when you bought a book in Barnes & Noble or a CD in your neighborhood supermarket?
I don”t remember, that was too long ago! When you sign up for spotify, I am pretty sure you are clicking on T&C.
> Dina Dmalchusa doesn’t necessarily apply to issues between Yidden.
this is not between Yidden, it is between the Spotify user and the company.
at the end, could the OP do us a favor – and ask his Rav or Melamed or Morah? And tell us what he heard.