I think he means one where all the components are selected because they are well supported by Linux drivers, and dispensing with x86 only components. That would indeed be useful. I would even pre-install Ubuntu on it and then users can replace with ____ (insert favorite distro here). You can be sure that the vast majority of people using a distro other than Ubuntu know how to install it.

Edit: It looks like they did indeed put it together with Linux in mind: https://frame.work/nl/en/linux