Nope, if an alliance disbands it doesn't matter if members still wear the AA, if I changed my AA to NAAC it wouldn't mean they suddenly resurrected.
I don't remember FAN's threads very well, but I'm sure Vox's are at least on par with them. Well actually, Vox is successfully spying, which does make their threads more interesting, right or wrong, so I'd have to give Vox the one up.