If Congress tries passing a law that says "No device can be created that no one can ever hack into!" say bye-bye to a lot of tech jobs in this country, Microsoft and the rest will flee this nation.
It is past time that Congress and the FBI realized that encryption is a majority of the time if not almost ALWAYS a GOOD thing for the world and the populace.
Sure you will not be able to catch some criminals and some criminals will fly under the radar but guess what? That already happens today and has for many years.