There are no real laws or court rulings protecting crypto, the Department of Commerce simply changed their rules to allow it, and I have no doubt they could eas

There are no real laws or court rulings protecting crypto, the Department of Commerce simply changed their rules to allow it, and I have no doubt they could easily change them back if the mood struck them. Zimmerman had a novel defense (selling PGP source code as a book, which should be protected by 1A), but it was never actually tested in court.