Smartmobs reports here that Craiglist that has a staff of only 23 people is the 7th most visited internet site.
Of the top 10, two are a crowd dependent services i.e. one where the size of the customer base actually determines it’s usefulness, namely ebay and craigslist.
This sites demonstrate that people will herd towards the largest crowd, happily foregoing the “best” for the largest. Such services are fascinating from an investment standpoint at their inception, as I discussed the other day in a post