Yeah, OK, why do we? I agree. It's silly. Does the rest of America agree? No.
Given that this is part of AirBnb transforming to a consumer brand you'd think they'd pay more attention to what their target consumers think. They're a business, after all.
Actually, brand perception usually works in the reverse order of the uphtread description, where negative reaction to branding prevents consideration of the other qualities of the product rather than be considered as a factor of discussion after consideration of those qualities.
I think you might be projecting with the "demonizing," but it seems obvious that it would serve to limit your audience. You can look at an obvious extreme example for plenty of thought-experiments: do porn companies use sexualized iconography?