What problem do you have with them paying people for wearing their vendor swag around a conference full of buyers? $100/h is cheap in the scheme of Black Hat p

What problem do you have with them paying people for wearing their vendor swag around a conference full of buyers? $100/h is cheap in the scheme of Black Hat promotions, too. I love their knit hats. I wonder if I can buy a case of them from Solarflare.