And because there isn't much money to be made in it, you really can't make it scale on the back of its own business-model. So there's really nothing a startup c

And because there isn't much money to be made in it, you really can't make it scale on the back of its own business-model. So there's really nothing a startup can do to help with these problems. Well, there are outfits like YC's Watsi which, while small, are looking to make a difference. And just yesterday the guy behind this said he'd be sending his profits to Watsi: buy.startupnotes.org So perhaps there are ways of using the startup mindset to create outfits that can help with social problems. Just as a thought experiment, imagine a Watsi-esque startup that was an AirBnB for (rigorously screened) homeless people and/or families, i.e. trying to scale what this LA lawyer did (giving his house to a homeless family for a year): http://www.nydailynews.com/news/national/lawyer-house-homeless-family-article-1.1232267 http://www.nydailynews.com/news/national/lawyer-house-homele...