I'm more concerned about the government tracking me than private companies tracking me. As we've seen with the NSA over the last few years, mere laws will not

I'm more concerned about the government tracking me than private companies tracking me. As we've seen with the NSA over the last few years, mere laws will not stop the government from spying on you (if you can convince them to implement token restrictions on government surveillance in the first place, which is not often the case).