It is (was) very convenient to buy ebooks on Amazon, download them to Calibre, and strip them of DRM so that you ended up owning them for real. If that's no lo

It is (was) very convenient to buy ebooks on Amazon, download them to Calibre, and strip them of DRM so that you ended up owning them for real. If that's no longer possible then there's no point in using Amazon for this, yes.