Forbes points out that Groupon, a glorified coupon website, is "the fastest growing company ever." That's a testament to the American love for minor mass hysteria and a business that was built from the ground-up as a business, not a technology. Lots of fun facts about the company over at Forbes:

Unlike so many dot-com rockets, Groupon is a real business. Occupying 85,000 square feet inside a rehabbed eight-story former Montgomery Ward warehouse in Chicago's River North neighborhood, the company is on track to pass $500 million in revenue this year...

Read the full story at Forbes.