You say AirBNB isn't making a dent in the universe, but then you say people need shelter. I think AirBNB (and even before AirBNB, couchsurfing.org) is making a

You say AirBNB isn't making a dent in the universe, but then you say people need shelter. I think AirBNB (and even before AirBNB, couchsurfing.org) is making a dent in the universe.