I take ergonomics in my home office very seriously, and am theoretically the target customer for this, but I have the same concerns you do. The marketing mater

I take ergonomics in my home office very seriously, and am theoretically the target customer for this, but I have the same concerns you do. The marketing material on the website is blatantly BS. For the price of this you can buy a used ergo chair and hire an ergo consultant to come to your house and help you set it up.