The joy of Nerf-play never fades. But the older you get, the sillier you look shooting toy guns. Modify a Nerf gun to shoot as fast as a machine gun, and you've got a different story. That's what ...

Nerf gun battles are as much a part of startup culture as putting stickers on your MacBook, crashing in the office after a hard night’s coding, and overusing the word “disrupt.” Well, if you ...