tried the https://en.wikipedia.org/wiki/Epley_maneuver ? not ideal on the floor in Vegas, but is perfect for some inner ear probs
Yes. And all sorts besides. Nothing works but most of the time it's fine. I just avoid lifts and try not to stay up all night too often as being knackered sets it off too. I also have tinnitus and flying sets off white hot needles burning in my sinuses.
The interior of my skull is a ruined wasteland. I will upgrade to a 3D printed carbon fibre skull when they're available.
And I'll fit it myself as I enjoy fiddling with things.