A rape whistle for your attention span online.

setInterval(function(){ fuckOff() }, 250)

$(window).bind('scroll', function() {
  fuckOff()
});

function fuckOff(){
  //Tweets with spans starting with "Promoted"
  $('span')
  .filter(function(){ return $(this).text().match("^Promoted"); })
  .closest('article')
  .css('display', 'none');

https://addons.mozilla.org/en-US/firefox/addon/f-off/

More details coming soon.