How Firefox Add-Ons are Made

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<blockquote class="wp-embedded-content" data-secret="Iu8w29u19j"><a href="https://woodka.com/?p=3585">How Firefox Add-Ons are Made</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://woodka.com/?p=3585&#038;embed=true#?secret=Iu8w29u19j" width="600" height="400" title="&#8220;How Firefox Add-Ons are Made&#8221; &#8212; Changing Places" data-secret="Iu8w29u19j" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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