It can be but it's an uphill battle the entire way and opponents try to shame crypto supporters with the Four Horsemen of the Crypto Apocalypse: Terrorists, Child Pornographers, Tax Evaders and Those Who Have Something To Hide.
Any objection to government surveillance is met with "Well you must be a member of or support the activities of" one or more members of the aforementioned groups. It's better to never let a bad law in than remove it later because people are irrational and bring these emotional arguments into play.
That's because there's a big amount of people, myself included, who feel like drug prohibition is good, all things considered. Not because "editing" the law is hard. (I am not American).
That doesn't make the situation different. All of these bad laws have supporters. (Largely because charlatans in government, law enforcement, and media constantly exaggerate dangers, but that's beside the point.)
That's not so easy for EU laws. The only body that can propose new EU laws is the European Commission, which ordinary voters have essentially no influence over. (Some of the non-EU Europe-wide bodies are even worse.)
Any objection to government surveillance is met with "Well you must be a member of or support the activities of" one or more members of the aforementioned groups. It's better to never let a bad law in than remove it later because people are irrational and bring these emotional arguments into play.