> a free service > that people relied on Maybe when the "Web 2.0" bubble finally bursts, a key learning for the world will be: you can't build a sustainable b

> a free service > that people relied on Maybe when the "Web 2.0" bubble finally bursts, a key learning for the world will be: you can't build a sustainable business on top of someone else's unsustainable business. If your business depends on a long-term regular supply of anything (information, raw materials, whatever), then you probably want to figure out as quickly as possible how to pay something close to what that is worth and ignore the shifty guys knocking on the back door saying "hey, dude, look at these steaks! best quality! super low prices! don't ask where they come from... I'll even give you the first batch for free!"