They are generally happy to demo in sighted conditions. It's when someone wants to do instrumented or blind tests they get camera shy.

Hey - I don't believe a BMW 750 is 500% better transportation than a Hyundai Sonata either, from a pragmatic standpoint, but I know which one I'd rather have. And my preference has nothing to do with primary function, transportation.

And there's nothing wrong with that, unless I try to convince my neighbor to let his kid go without braces so they can get the Beemer too because it will make the kids smarter or happier or whatever. If I start making claims that I try to apply to others, facts should be on my side.