Transit authorities in cities across the country are quietly installing microphone-enabled surveillance systems on public buses that would give them the ability to record and store private conversations, according to documents obtained by a news outlet.
Violation of the 4th Amendment or not?[/quote]
Violation at face value...yes.
"After the attorney general indicated that signs warning passengers of the surveillance would help combat any legal challenges"[/quote]
I was in downtown Providence today. The signs indicating that the street was under 24 hour video recording were placed 15'-20' above street level. If I hadn't been rubbernecking like a tourist, I'm pretty sure I'd never have seen them.[/quote]
Good thing you saw it...it may have been to benefit!