Hello. I have one suggestion. I bought tablet and tacx tablet holder. I planned using Zwift Companion app (Android) on tablet for chating and reading chat log.
And here is problem - Zwift companion app have lock vertical mode in app and I cant using tablet in horizontal position (and full keybord) during ride.
I seens to be easy to implementing feature.
Can you do it? 
i will waiting for release. I also can help during tests.
Best regarts and ride on!
Damian