Wearable technology that helps farmers and construction workers carry far heavier loads can only be a good thing, right? Wrong.

The same type of exoskeleton technology has led to a new batch of super soldiers, made all powerful by the addition of the Incredible HULC suit.

Once again, the dangers have been spelled out in cinema, as viewers of Aliens, Elysium and District 9 will tell you. And yes, it powers Jackie Chan's jacket in The Tuxedo too.