The rationale for "DNT" is to minimize the bandwidth/latency impact of adding a new header to every single HTTP request (for users who enable the "do not track"

The rationale for "DNT" is to minimize the bandwidth/latency impact of adding a new header to every single HTTP request (for users who enable the "do not track" option). Update: The official announcement is ready - http://mozillalabs.com/blog/2011/04/protecting-users-from-an-age-old-threat/ http://mozillalabs.com/blog/2011/04/protecting-users-from-an...