Kind of surprised not to see Homejoy on this list. After failing to understand three sided marketplaces, posting a widely mocked Christmas blog post, Homejoy fl

Kind of surprised not to see Homejoy on this list. After failing to understand three sided marketplaces, posting a widely mocked Christmas blog post, Homejoy flamed out, and founder Adora Cheung landed as a partner at YC... for some reason. Kudos on failing up.