Curious what demand based adjustment you would suggest. It seems hard to do since people set their own rates
Generally speaking that's a poor time to be flooding the market with inexperienced, new hosts and the requisite spike in bad customer experiences.
Hospitality differs substantially from Uber in the sense that quality of service is extremely important in a way it isn't on Uber (or at least, UberX).
I suspect they think it might be community-unfriendly and/or complicate the service.