In line with a report from last month, iPod creator Tony Fadell's company Nest today announced the launch of Nest Protect, a $129 connected smoke and carbon monoxide detector for the home. The detector wirelessly connects with other units and with the Nest Learning Thermostat to enhance the functionality of each product while also offering a more informative and flexible experience for users.These products should keep us safe, not annoy us. Nest Protect: Smoke + Carbon Monoxide does much more than just sound a shrill alarm when there’s danger in your home. It speaks to you, telling you where the danger is and what the problem is. And before it sounds