I have been looking into the posibility of a Linux audio Workstation for some time now and I have come across some cool stuff. I hope you all don't mind if I post some links:

Ardour:
http://ardour.sourceforge.net

Audio Cutter: http://www.audiocutter.de/screen.html

Cinnelera:
http://heroinewarrior.com/cinelerra.php3

Rosegarden:
http://www.all-day-breakfast.com/rosegarden/index.html

I have found tons more stuff if anyone is interested. thanks