Be careful with things like the glasses or hats, the applications can be limited.
For longer scenario video shops such as new cars, apartments and new homes you want to be able to turn your head to look at what the target is demonstrating while keeping the target in frame.
I would never want to use either for a senior living video because MSCs want the camera blocked when residents are nearby. With a body mounted camera it is quick and easy to lift a brochure or even your hand to cover the camera. Actually, there are quite a few times when blocking the camera is a good idea, from entering a store or office with reflective glass windows to touring an apartment with mirrors. I'm sure all of us block the camera when following a leasing agent up stairs so we are not just recording their butt
Equal rights for others does not mean fewer rights for you. It's not pie.
"I prefer someone who burns the flag and then wraps themselves up in the Constitution over someone who burns the Constitution and then wraps themselves up in the flag." -Molly Ivins
Never try to teach a pig to sing. It's a waste of your time and it really annoys the pig.