

It is expensive for what it is but it’s really the only option I’m aware of that keeps things simple and has Signal (or anything other than normal SMS and calling). Not sure what cell provider it works with. I also know nothing about the Sonim.
As far as a smart phone goes for your authenticator you could put Lineage on a Hisense A9 phone. It’s an eink smartphone



















I used TrackIR back in the day but haven’t touched VR yet. TrackIR was awesome in Wings of Prey. Can’t remember if I played a car racing game with it