Originally Posted by
ScottFromWI 
The actual numbers are not really that important, the point is it would be astronomically expensive and a clear violation of privacy.
This argument is akin to the "make alcohol illegal one" It's a fun philosophical/political debate, but impractical in reality.
i agree scott. I often wonder how much dui laws are created for safety and how much for revenue...there is money to be made by dui lawyers too