Comment by nugget

Preemption would be an enormous mistake. Federal legislation moves at a glacial pace. In a field like privacy, you may only get to pass one substantial bill every 10 or 15 years. Technology moves too quickly for lawmakers at the Federal level to keep up. States can move much faster. Justice Brandeis popularized the phrase that "[the] states are the laboratories of democracy" and digital privacy law is a text book case of an emerging field that will benefit enormously from iterative experimentation at the state level.