Due to the recent I-140 transfer from CSC to TSC, I searched the "Bi- specialization" program. Possibly, we can get answers from follow report, and predict the further tendency.
http://www.dhs.gov/interweb/assetlibrary/OIG_05-49_Sep05.pdf (Esp. Page 19 - 21)
Maybe, this is a good news for the long range, but it definitely a bad news to our present cases beacuse of the delay within this recombination.