1) There's no DRM, just a counter 2) these cassettes are optional >Credit where credit's due, Daan Tech didn't completely lock down the machine with Bob casse

1) There's no DRM, just a counter 2) these cassettes are optional >Credit where credit's due, Daan Tech didn't completely lock down the machine with Bob cassettes. Once empty, you can leave it there and add detergents manually.