by fakeanon on 8/17/13, 11:15 PM with 0 comments
https://support.mozilla.org/en-US/questions/963352
Set permissions.default.image to 2 in about:config to turn off.
I guess that's okay, it just suprised me.
http://www.mozilla.org/en-US/firefox/23.0.1/releasenotes/