Timeline:
Eb1-b concurrent filing prime and secondary
USCIS receipt date 10/5/09, finger print 12/4/09, 140/485 approval 1/6/10.
(also AP/EAD received mid November 09)
Background:
Physics, US PhD, top university Research Scientist after 3 years of postdoc
Paper 35+ (half 1st author), citations 350+, review ~20, conference Presentation/invited talks ~15
No claim on membership
No claim on media report (in supporting materials highlighted one 1st author PRL selected as Viewpoint/Editor's Suggestion, a couple of contributing papers in Nature/Nature Materials)
5 reference letters from friends (3 from Eu, and most referees are not well established yet, so I guess the letters do not matter much)
Green card approval happened during my trip in China, reentered US with no hassle (as AOS using AP). Both cards already in the mailbox when I got home.