Many of the icons are the same, the only difference is that some of the icon-names ends with an S and looks exactly the same as the icon WITHOUT an S. Also, i noticed that these "S-icons" have a small black extra frame arounds it.
Finally finding about some of the bots that are flooding the users online - bytespider apparently is a huge offender here - ignores robots.txt and comes in from a ton of different IPs
Ghan has said he has fixed this. Monovertex please confirm this fix. This was only a problem with people that had signatures in the upper levels like not the special members but the respected members.