The liberals will always be telling you that the drug war is a failure, and that drug users will be able to get their hands on drugs anyway, and we should embrace that fact so we can retain some level of control, and so otherwise innocent people don't have to interact with criminals. But guns on the other hand...
The conservatives will always be telling you that guns can't be controlled-- that criminals will get their hands on guns anyway and will conceal carry all the time, and that we're better off keeping them legal so we can retain some level of control, and so that innocent people don't have to be at a disadvantage to criminals. But drugs on the other hand...
I take this a level further: There's no containing cryptography. The people that are on tor looking at child pornography are protected. The people that are on tor plotting terrorist activities are also protected. The only people not protected are people that don't care or don't know, and they're not the people that are worth spying on in the first place.
The NSA internet data collection is perhaps the most frivolous government program in the history of the United States. We've spent god knows how much money building their Utah data center, and it will be useless as soon as the tech community starts encrypting. [1]
[1]: letsencrypt.org