Every other usecase should imho be covered fine.
Not for me - there are to many use cases where
reading text is seriously affected by the low display resolution - even native apps.
I am using Citrix a lot, i.e. a desktop environment on a small display. It works really great on the experias or the tablet but not at all on the C2 (I mean it works, albeit it is useless.
Of course, this is quite particular a use case