I am also becoming wary of using airbnb, for some of the reasons mentioned here. I did meet some great hosts, but at other times I felt I would have been better

I am also becoming wary of using airbnb, for some of the reasons mentioned here. I did meet some great hosts, but at other times I felt I would have been better off e.g. in a hostel. Also, people who care about hosting and getting to know travelers could just sign up to Couchsurfing or Hospitalityclub, which strangely don't seem to be booming.