SSL is coming out with Duende, a new DSP unit and plugins, similar to TC-Powercore and UAD in concept. Mac only initially, PC support will follow. Also up the road is TC-PowerCore and UAD-1 compatability. I'm pretty excited about this for my PowerCore card.
http://www.solid-state-logic.com/music/duende_home.html
http://www.solid-state-logic.com/music/duende_home.html