User blog comment:AproExo/Wikia Update Ideas/@comment-1398253-20150423204309/@comment-452-20150424090112

1. Impossible if the image is resized, yes.

All they need to do is STOP resizing it, and simply use the full-size 150x150 image scaled down. I used CSS to override my avatar with an animated avatar for a while, and it looked fine at all sizes.