Wouldn’t it be much simpler and less invasive to have a system where the browser user chooses a few interests from a fixed set? constituting only a few bits of

Wouldn’t it be much simpler and less invasive to have a system where the browser user chooses a few interests from a fixed set? constituting only a few bits of entropy for ads (I wear men’s clothing and I like ice hockey and cooking) and that’s it? The browser can tell any site this data and it’s a small enough number of bits that I’m not uniquely identifiable even when geography is added.