I think the FOV estimates are pessimistic by a good margin, your eye looks around edging very well, as you can see in binoculars and other low FOV devices. The

I think the FOV estimates are pessimistic by a good margin, your eye looks around edging very well, as you can see in binoculars and other low FOV devices. The rest is absolutely spot on though, without IPD adjustments any head mounted display is going to have real problems.