I can verify this is true - I have a friend at Facebook in Menlo Park caught in this situation (he is an engineer still on a student visa, graduated from a top

I can verify this is true - I have a friend at Facebook in Menlo Park caught in this situation (he is an engineer still on a student visa, graduated from a top CS program), so he is moving to London for at least an year so that he is eligible to transfer back on an L-1 (the H-1B lottery hasn't been kind to him).