[randyrand]

so does the presence of my automobile.

[andreyf]

Your neighbor's wifi scale can't see your car, but it can "see" your wifi packets.

[c22]

> Your neighbor's wifi scale can't see your car[...]

Don't be so sure: http://people.csail.mit.edu/fadel/wivi/

[andreyf]

Yeah, I would only be a little surprised if it turns out to be feasible to reconstruct 3D shapes to freakish accuracy via wifi signals. Perhaps not anytime soon, though.