structuredAttrs is enabled

trying https://addons.mozilla.org/firefox/downloads/file/4187690/youtube_nonstop-0.9.2.xpi
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
100  84397 100  84397   0      0 303.9k      0                              0