>Hunh? Care to elaborate on a) what specifically AirBNB does to facilitate racism, and b) what you'd expect them to change about their 'platform' to stop people from being horrible?

They are aware of a problem with some hosts discriminating against certain guests. Here is an article describing some things they're trying to combat this in California in particular.

https://www.usatoday.com/story/tech/news/2017/04/28/airbnb-l...