Disable Youtube™ HTML5 Player wot Wužiwar Firefox 12460983

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wot Wužiwar Firefox 13842562, 4 år sidan
it's completely useless, the videos runs automatically
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wot Razka, 6 år sidan
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wot Juáhsz László, 7 år sidan
doesnt work , dont play any video
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wot bronson.deliac, 8 år sidan
as title says, add-on does not work; html5 player still plays