11:59:22pjbfrodef: theorically. But in practice, there's energy management problems. It's good when you have receiver hardware that can detect low power (RAM level) wifi…
12:00:47pjbThe thing in this use case, is to be able to transmit data even weakly, using any (limited) resource at hand, but it doesn't restrict the resources you can use to listen to it. You can have a truck of instruments in the road near the building…
12:01:38frodefpjb: so you can have a special device in your pocket, run your "special program" on location, and have everything downloading without plugging in a pendrive or anything. Or a truck outside..