Insane 'Iron Man' flight suit is not an April Fools' joke

Tony Stark and his amazing Iron Man flight suit, an impressive piece of wearable tech designed and built by Stark alone, is a near-perfect Marvel comic-book confection — just the kind of thing that slightly crazy tech entrepreneurs might chase.

No, we're not talking about Elon Musk.

British inventor Richard Browning is that kind of guy. Hell-bent on creating his own 'Iron Man" flight suit, Browning founded the company Gravity. He recently partnered up with Red Bull, a beverage company famous for backing incredible feats of human endurance and insanity.