Isn't that different though? In the case you linked, the camera was in the homeowner's house (where as a guest, I would expect little to no privacy), whereas i

Isn't that different though? In the case you linked, the camera was in the homeowner's house (where as a guest, I would expect little to no privacy), whereas in this case the recording device traveled with the child into several different places (where there's an expectation of privacy).