It could, but there's probably another explanation: if you can't use original binaries then you can't point to Ubuntu package repositories in your own distro.

It could, but there's probably another explanation: if you can't use original binaries then you can't point to Ubuntu package repositories in your own distro. Maintaining those repositories is a part of Canonical's competitive advantage, if anyone could use it then any distribution could easily get at least as good as Ubuntu, which would ruin the Canonical's business.