1.0 link Rainbow Dash Network http://rainbowdash.net/ RedEnchilada (notice the lack of a space) (redenchilada) http://rainbowdash.net/redenchilada http://rainbowdash.net/notice/1550590 @<span class="vcard"><a href="http://rainbowdash.net/user/5768" class="url" title="Thomas H"><span class="fn nickname">nlghtmaremoon</span></a></span> They might allow #<span class="tag"><a href="http://rainbowdash.net/tag/underscores" rel="tag">under_scores</a></span> or #<span class="tag"><a href="http://rainbowdash.net/tag/maybehyphens" rel="tag">maybe-hyphens</a></span>, but I don't think anything else is allowed.