When you read stuff like this, perhaps some will understand why others are skeptical about the current enforcement regime.
http://www.calgaryherald.com/news/So...285/story.html
Again, for those over 0.08 or even 0.05, I have no sympathy for and they should be banned for life from driving.
But I can understand why innocent individuals want to avoid such things. Never know what will happen. Could lose your license or car for nothing. Too risky.