Ok, honestly, was DNT ever more than a smoke grenade for muddying the privacy discussion? The standard always relied on every single shady data collector out there to act against their core interest, facing not even the risk of detection (let alone punishment) if they don't comply, all just because you asked them nicely. You might as well carry a "do not rob me" card in your wallet. Was there ever a honest belief by…
Ever seen those "here we'll be setting cookies because we're going to track you if you agree (agree/fuck off)" in Europe? A EU directive or something of the best intent mandates that when you're tracking someone beyond technical needs this boilerplate is required before setting a cookie. Guess what if you disagree there's no way to store the user's answer, so the box keeps popping up, forever nagging the privacy cons…
If you now mandated them to respect some special HTTP header instead, most of them would simply 403 all browsers with this header set and you would have to disable it to access these sites. So same thing as with JavaScript and cookies - either tolerate crap or stop using a dozen websites or install yet another extension for management of per-site exceptions.
This law is silly and completely detached from reality. They should either prohibit tracking by law or do nothing.