xdg-icon-resource made it pretty simple to associate an icon with a mimetype, but if I am reading https://fedoraproject.org/wiki/Packaging/ScriptletSnippets#Icon_Cachecorrect..., I need to create an icon for every theme? Is there a preferred way to just set a custom icon for all themes?
got it
http://lists.fedoraproject.org/pipermail/packaging/2008-July/004827.html