She should have a look at the Huawei Matebook. You can transform the screen into a big desktop sized screen. The only thing missing is a stand that brings it to an ergonomic height.
Or, she could sit down and think really hard about what she needs, come up with a neat technical solution, and share her thinking with a community that loves this stuff.
In today's industrialized world you cannot come up with great technical solutions in isolation, ignoring commercial offerings. E.g. if you want a square or circular display and the industry only offers rectangular 16:9 and 4:3 then good luck building your own display ...
