It is kind of fun to imagine fleets of riderless bikes shuttling themselves around cities to meet demand. HubWay, CitiBike, and similar services would love that

It is kind of fun to imagine fleets of riderless bikes shuttling themselves around cities to meet demand. HubWay, CitiBike, and similar services would love that; I don't have any citation, but I would guess that manual shuttling and redistribution of bikes is a significant portion of their operating cost.