@auroris@artisan.chat The instance I am on puts a big ugly red CSS border around all non-alt-text'ed images on timelines. I really like that feature, I think it's something more instances / web apps should do.

It looks like there is a small guide on it posted by feditips here:
https://mstdn.social/@feditips/107854431995239439

And the direct link to the css Gist on GitHub: https://gist.github.com/FiXato/3de505b04efefd49a1e3568b70545234