The value of money is subjective. Governments drain the value of fiat currency by printing and spending. This causes people to subjectively value the currency less, which makes its market value go down (inflation.) There are several reasons why this is not the case with Eth/DAO: 1) Every fraction of Ethereum is accounted for in the public record. 2) No additional Ethereum was created to compensate the losses of inves…
Oh, and the government doesn't print money. Well it does in the strict interpretation of fixing color on some substrate. But government spending does not increase the amount of money in circulation.
The analogy between the DAO fiasco and real currencies is almost brutally obvious: a fake currency, powered by the conspiracy theories of a population shocked by the financial crisis suddenly needs market intervention because an institution that's 'too big to fail' is threatened.