> Also, how do laws treat waves in public (radio, light) - do they get the same "privacy" treatment as people (that is, no expectation of if in public)? I beli

> Also, how do laws treat waves in public (radio, light) - do they get the same "privacy" treatment as people (that is, no expectation of if in public)? I believe this area is legally fuzzy but courts have determined that police cannot drive around with say, a thermal imager and observe en-mass people in their homes. One could argue that it's just thermal radiation you are viewing from public space.