Updated: Comment #0
The entities are serialized with all injections
<berdir> andypost: I think what it does right now is confusing yes. and scary
<berdir> andypost: try this debug(serialize($form), $form_id); in a hook_form_alter() for a draggable form
<berdir> andypost: there's *everything* in there ;)
<berdir> request, full container, module lists, database connection, ...
User interface changes