Time is running out to stop a $53 million cryptocurrency heist

On June 17, someone stole $53 million from the DAO, an experimental investment bank built in the Ethereum cryptocurrency system — and the developers have spent the last two weeks trying to get it back.
The DAO’s withdrawal system froze the money for 27 days, and rather than let the money slip away permanently, Ethereum's coders have decided to stop the theft by changing the basic code that the currency runs on. But making those changes is delicate and complex — and if nothing c