Actually I thought Widmore was behind it since the season started (the photo, the journal) ... but now I have doubts...
Can he really be the "economist"?, the shippers' boss?
Can you really trust anything Ben says?...
just a thought...
anyone else bothered when they cut to commercials before Ben could say who's the spy?
DO NOT READ THE NEXT SPOILERS
some of them are obvious, but why take the chance...
... And I'm thinking the big Cliffhanger (before the hiatus) in the next episode would be the revelation of Ben's spy.... and of course it's
Spoiler:
Michael
...
here's a pic of him...in the ship ...
http://img172.imageshack.us/img172/8585/s4ep82b2b72blrgeq4.jpg
Next episode, someone will die:
Spoiler:
One of the Oceanic Six... In a flashforward
... my money it's on
Spoiler:
.............Jin............