Microsoft InstaLoad lets you insert batteries in any direction

For batteries to work, they need to go in the right way. It's one of those fundamental rules that we all pick up from an early age, but Microsoft has just announced an innovation that turns all that on its head – literally. Known as "InstaLoad" battery installation, the technology allows you to insert a battery without having to worry about positive and negative polarity. That's idiot-proofing of the highest order!

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