Actually this is a really good idea. We can get rid of eyewitness accounts and get better evidence for court cases, cops also woudn't have to worry about testifying and the like cause they just have to submit there tapes.
That being said, its obviously not gonna pass, because congress, although there is zero legal reason for this not to pass and the benefits far exceed the costs.
In this day and age, with the Internet, ignorance is a choice! And they're still choosing Ignorance! - Dr. Filthy Frank