BDSM/fetish has always been consistently good for us...since `99.
But then again, we produce our own original content for several of the sites and don't sell licensing for it. Its been a fulltime livelihood for the past 6 years, so that's gotta say somethin'...
SilentKnight
www.kastlearchives.com
www.chamberofchains.com
www.fetishopolis.com