> It’s regrettable that browser vendors, even generally responsible ones like Mozilla, feel an incentive to do this. The 'supercookie' problem they mention doe

> It’s regrettable that browser vendors, even generally responsible ones like Mozilla, feel an incentive to do this. The 'supercookie' problem they mention does seem to warrant the effort though, even for these 3rd level hosts. Can't recall which TLD it was under but there was a fairly high profile example of this a few years back.