our veteran medical producer, another resident gadget guy, matt sloan, here to help us out.you went to the consumer electronics show, which is pretty fun, i hear. >> it was unbelievable. >> the gadgets are pretty interesting. some people say technology can make it tougher because people are parked in front of screens. you found things that are quite the opposite. this scale, to start out with, there's a lot of scales that measure your weight and your body mass index. what's different about this one? >> this one will sync with your home wi-fi index and send the data, your body mass index, it will send it to popular weight loss apps. it makes it easier to keep track of. it it looks pretty and looks like a regular home scale to people who don't know any better. >> accountability. and one of the apps is called lose it. >> it's a free app. we've got it here on the ipad. this is actually my food that i've eaten today. so you can see i have 1,805 calories for the day. i've eaten 1,523. i have 282 left. you can go in and search for the food you've eaten out of the library of 400,000