They do now, only because they were dragged kicking and screaming into doing so. The fact that they resisted this for so long and then acted like they were somehow “innovating” by simply disclosing what you’re actually paying instead of burying people with fine print really left a bad taste with a lot of consumers.
None of that addresses the issue with AirBnB hosts hitting you with undisclosed requirements upon arrival. In addition to paying a cleaning fee, suddenly I have to take out the trash, wash / dry / put away the linens, scrub the bathroom, and do a checklist of other tasks.
I can stay in a four-star Marriott for $200 a night where I’m earning loyalty points, have daily housekeeping, and have on-site hotel staff in case something goes sideways. For the same price, I can stay in a mediocre AirBnB where I’m charged a cleaning fee AND hit with undisclosed requirements after the fact/