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But, whether they’re creating graphene atoms, trying to get to the moon or looking for cancer cures, the light of inspired lunacy burns in all of them. And a few of the ideas on display are obviously, gobsmackingly brilliant, even to the layperson – for example, Michael Pritchard’s Lifesaver water bottle with its inbuilt filtration system, is a stroke of genius which may well save thousands of lives. Fascinating, cheering stuff.