Earlier quoted context omitted.
Especially since the Vice piece that sparked all this strongly implies that this is already happening: > Even some of the positive reviews of Becky and Andrew’s Chicago rentals seemed odd, especially those left by other pairs of hosts. Kelsey and Jean, for example, said Becky and Andrew were “awesome and communicative guests.” But they themselves were based in Chicago, where it seemed they had at least two properties…
That doesn’t seem strange at all to me. A friend of mines regularly rents their place on Airbnb. Then in turn they rent a cheaper property and pocket the difference.
Don't know where they went, but a cheaper AirBNB place nearby would be an obvious candidate.