For anyone who may have lost bitcoin in the mtgox crash, there is a group of over 600 creditors who have banded together in the last few months to hire a top Japanese lawyer to fight to get back the 20% of btc that was left with the exchange, and prevent the surplus from ending up in the hands of the old owner.
There are no promises, but things are looking hopeful.
For more information please visit Mtgox Legal