As far as standard wainscoting height being a % of the wall height, by that guideline that would mean that homes with 8', 9' and 10' ceilings would all get significantly different wainscoting height: for the 40% example, 8'=38, 9'=43 and 10'=48. I don't see that happening...
Chipotle founder Steve Ells. McDonald's took on Chipotle as a subsidiary in 1998 and largely financed the chain's rapid expansion. But Chipotle founder Steve Ells has less-than-kind things to say about his former parent company, which spun off the burrito maker in 2006 to focus on its core burgers and fries.
They are a public company owned by their shareholders. CMG is the stock symbol and all of this is public record. McDonalds was formerly an investor until 2006 when they divested and Chipotle went public. McDonalds exited their positions in other food based businesses around the same time including Boston Market to focus on McDonalds locations.