They already have a bathroom scale that uses Wi-Fi and connects to the Internet, so that every time you weigh yourself, it uploads it to a database so you can track your weight over time. You can configure it to automatically tweet your weight, in case you want that.
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I'm playing one of my favourite games. It's called Italy. And to play you just drink wine and eat all day. Al fresco for extra points. EVERYONE WINS!

I'm braising a giant loin of pork with sauerkraut, apples, onions and white wine. Appetiser: toasted sesame crackers with roasted red pepper hummus, prosciutto ham and swiss cheese.