Do Not Track is silly. For example: You come on to my site, I want to know how you're using it, I don't want your personal details, I just want to see how you're interacting with the site I've made for you. Why do I want to know? Well it depends on the purpose of the site, but for the most part it is so that I can optimise and improve what my site offers to you and others. But you've politely requested that I don't t…
While I agree with the rest of your comment, isn't it possible that analytics is just snake oil for webmasters? The third party services like GA collect a staggering amount of real-time aggregate data in return for sharing a sliver of it with webmasters in the form of pretty graphs. I'm not saying this information isn't useful, but can webmasters reconcile the results against their own logs? Can they submit sanitized logs for analysis instead of including code in web pages, so they can proactively protect user privacy while sharing only the minimum data necessary for their needs? In any case, analytics services aren't motivated purely by altruism and their business model plausibly extends beyond purely providing a service to webmasters.