Ratings are all worthless because they are not anonymous. Nearly every rating is 5-star; anything less makes the reviewer a target for harassment. AirBnB won b

Ratings are all worthless because they are not anonymous. Nearly every rating is 5-star; anything less makes the reviewer a target for harassment. AirBnB won because they made a slicker website, advertised more with their VC money, ignored the law, and spammed Craigslist until they built up a larger network.