not sure why the downvote. backup source is: http://fscked.co.uk/post/754590440/this-infographic-hopefully-shows-that-im-not http://fscked.co.uk/post/754590440

not sure why the downvote. backup source is: http://fscked.co.uk/post/754590440/this-infographic-hopefully-shows-that-im-not http://fscked.co.uk/post/754590440/this-infographic-hopefull... the RDF was put in back in '08 via OS 2.1 update to "improve the accuracy of the 3G signal".