Risk free, assuming the DAO doesn't have a bug that allows an attacker to steal all the money.

Somewhat related: "Ethereum Contracts Are Going to Be Candy for Hackers" http://vessenes.com/ethereum-contracts-are-going-to-be-candy... HN discussion: https://news.ycombinator.com/item?id=11725624 (192 points, 6 days ago, 83 comments)