No matter how careful you try to be, you're going to do some damage to your phone. Accidents happen, especially when you try to avoid them. So to emulate your tender, loving care, Samsung took its Galaxy S4 through hell and back before it got to shelves. Somebody has to prepare that phone for you, you monster.
Hardware manufacturers putting their devices through hell to test their durability is nothing new. But this never-nude jorts-covered (jeans + shorts) robot butt created by Samsung to test how well its phones can survive accidentally being sat on shows just how far the company is willing to go.
There's a science to stress testing products beyond just whacking them with a hammer. Researcher Norbert Wittekindt is responsible for ensuring that Carl Zeiss camera lenses are sturdy enough for any environment, even space.