Earlier quoted context omitted.
(this also assumes that the person is on H-1B and not on L-1, which cannot be transferred)
A person on L-1 should've known they will be moving home soon . This works exactly the same in EU and IMHO it's only logical - you'd be able to skip the usual "queue" otherwise.
I think my main point still stands: you can't always just pack up your things and leave (or rather, you can, but the consequences aren't always a simple job hunt, sometimes they involve relocating internationally) so you may be willing to tolerate more abuse or conditions that are less than perfect for you.