Hmm, not sure which side of the fence I sit with this one. Its all fair and well at places such as airports, government buildings etc, but just roaming down the street?
There was a section there which showed them looking into a house. That is a step too far in my opinion. That would constitute invasion of privacy in my book.
Want to look at my widger on the way onboard an aircraft to make sure I get there in one piece, no problem. Looking at me sat on the toilet while you drive down the road, no thanks.