Yes, the reality is a chair is very personal, there's no "one size fits all" no matter how much $$ or how good the warranty, or how available the spare parts.

Yes, the reality is a chair is very personal, there's no "one size fits all" no matter how much $$ or how good the warranty, or how available the spare parts. I think perhaps it's good to temper the enthusiasm of a lot of folks online who seem to be buying Aeron sight unseen -- there's a lot of chairs out there, and people come in a lot of different shapes and sizes.