Presumably running their own website costs less than the 10% cut ebay would take. Given some of the numbers in the article this seems about right: if you've got

Presumably running their own website costs less than the 10% cut ebay would take. Given some of the numbers in the article this seems about right: if you've got enough cash flowing through the business to maintain a 40k sq. ft. warehouse then running a website probably isn't too much hassle.