According to Broadband Watch, Sony is expecting to get 30 hours of life from a single charge, but the battery cannot be replaced. This means that when the battery finally dies, or in the case of a Sony battery explodes, you will have to buy a new controller.
These are not that cheap and it seems strange that Sony have moved for a disposable tag on what is a key part of the console arrangement. Already the PS3 is being blasted for being far more expensive than its rivals.
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