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by 27182818284 3791 days ago
Completely, no, but you can certainly safeguard. The One Laptop Per Child machines could take a reverse of positive and negative leads directly from a car battery and still be okay. The idea being that some poor kid somewhere was going to mess that up one day while trying to give it power. (Or rather I should say an EE prof told me this. I have personally not tried to electrocute any poor OLPCs)