OK, guys. I opened SKS7, new UIS0 skin, named it, added texture to the taskbar and start panel, clicked apply, save changes, and it blurred and locked down.
After waiting a good two minutes or so, I performed a hard reboot, hasn't booted since. Or maybe it has. I do get a black screen and a cursor. No sound, nuttin.
Can't do safe mode, last known good config, nada.