Hackers and makers! How'd you like the chance to win up to $1 million in start-up funds? You just have to come up with an awesome idea for a new Moto Mod for Motorola's new Moto Z phone. Choose from one of these three challenges:» Health and Fitness: What could make health diagnosis easier? » Retail: How could a Moto Mod change the way people experience their favorite stores and restaurants? » Multimedia: What Moto Mod would upgrade phone hardware to better suit user media preferences?