For the benefit of those not keeping constant vigil over ML development:

Unified Magic Lantern - new release (now with 50D and 500D) - Magic Lantern firmware development | Google Groups (http://groups.google.com/group/ml-devel/browse_thread/thread/be747d2621e7bbaf/67639c70ca79ed5b?show_docid=67639c70ca79ed5b)

great news