What is there to say?
PDX = Portland Oregon
Sharkey is a nickname I adopted 10+ years ago (too many Steve's in my circle of friends)
You can find tidbits about me all around the nasty Web 2.0 (livejournal, instant messenger services, gmail account).
I am one of the co-authors of RAPIER, a tool referenced here.
Anything more you might want to know.. feel free to contact me. firstname.lastname@example.org