Text taken from it’s official page:

Still not very usable, but this time we’re talking *fast*. You can watch the ST boot and run to desktop in just a couple seconds. Heck, faster than a normal ST! The mouse is still broken, and a few other oddities.. but it looks good, and it runs good. So we’re getting there!

http://www.codejedi.com/shadowplan/gp32.html