Animated rainbow faster version
<a href="https://en.wikipedia.org/wiki/User:I_do_not_exist" class="extiw" title="en:User:I do not exist">I do not exist</a> (original) / <a href="//commons.wikimedia.org/wiki/User:Smial" title="User:Smial">Smial</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Smial" title="User talk:Smial"><span class="signature-talk">talk</span></a>) (derivative work)
from original image on <a href="https://en.wikipedia.org/wiki/Image:Animated_rainbow_rule.gif" class="extiw" title="en:Image:Animated rainbow rule.gif">english wikipedia</a>