As with most zero sum games, all the big players interest tend to align when its all said and done. There is a similar stratification (sometimes much worse) in most momentary systems.
In a zero sum game, someone makes money at the expense of someone else losing money. The DAO is supposed to generate new money for the share holders. So I dont see how you consider this a zero sum game, unless you have been itching to use that term arbitrarily.
All traded markets are zero sums. If this asset cannot be traded for its value, then it's not an asset.
Care to argue semantics some more? You may have to go a bit further than Wikipedia.