Well, if it's catching terrorism or other criminal acts you're looking to minimize by eliminating the law...wouldn't that mean you should appoint someone to monitor bank transactions?
That seems like it would heaviliy limit privacy...but if the law is to be lifted, just letting it go on as normal wouldn't mean terrorism fundings through the banks would be limited.
I have some distractions in the background...and I can't quite remember what I wanted to say in this post