The article makes some good points on the effects of funding on startup success, but it doesn't mention one the "other" reasons there aren't more Googles (or M

The article makes some good points on the effects of funding on startup success, but it doesn't mention one the "other" reasons there aren't more Googles (or Microsofts, or Ebays): huge markets that startups can disrupt so successfully are rare. Facebook, for example, which is probably the biggest startup success story since Google, could be doing everything right but it may never be as big as Google because it's playing in a smaller market.