Steorn CEO Shaun McCarthy with the company’s “everlasting/self-charging” battery whose technology could be adapted to power smartphones in about a year. (Photograph: Eric Luke / The Irish Times) Steorn chief executive  Shaun McCarthy with the company’s “everlasting/self-charging” battery, whose technology could reportedly be adapted to power smartphones in about a year. Photograph: Alan Betson/The Irish Times

When he bribes the golden-ticket winning children in Charlie and the Chocolate Factory, Arthur Slugworth wants just one thing: the ever-lasting gobsto(...)