Eliminating XUL isn&#x27;t being done for the fun of it—there are significant benefits. This comment also presupposes that there&#x27;s no way to implement DownThemAll in the Web Extensions model.<p>See this thread (including my replies to it) the last time this came up: <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10099816" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10099816</a>