Indeed. Also, companies get way too worked up about people "trashing them on Twitter". People are going to say crappy things about your company/product. And nobody cares except you and the person "trashing" you. Getting worked up just makes your company look stupid.
You are not alone. I wrote that blog post while sitting on a Humanscale Freedom Saddle Seat stool ($300). I considered getting into it about Aerons, but thought better of it.
Plenty of folks here dislike them, too, and have the choice of any chair they want us to order.