Does it mean `alert` box has been rendered but hidden? <a rel="prerender" href="javascript:alert(1);">X</a>|@mathiaspic.twitter.com/JX2RCpZdwY
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@mathias: I'm 99% sure we throw away 'javascript:' URLs for prerender and prefetch. But I'll look. :) +@soaj1664ashar
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