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My suggestion is that you study electrical engineering at a university, which will take 4 years or so. That will give you the basic concepts you need to master to do this. Then you go for this particular problem which will take at least months of reverse engineering, reading dense technical ...

Yeah,I also think anyone who has a PSP and has been on the internet over the past years knows about the infamous Pandora's battery! :D :P

Yeah,I have no other idea at all too.