store to give it more personalized attention, so that's why they don't usually let them have more than one because they wouldn't be able to be in each one full time. Not saying it's never happened, but the article I read a while back said they don't do it.
And it seems like it's true - I always see the owner at the one we go to. He's there just about every time we eat there.
Buy your right, they are always busy.