It's been plainly obvious for ages that the Vita's in need of a power source that doesn't get in the way of mealtime. The newly unveiled Sony Power Food is the answer to the question that everyone's been asking.
Remember, this method of powering up your Sony electronics only works with Sony Power Food. You shouldn't try to stick a Vita-connected USB adapter into a bowl of Crunchy Nut, for example. You definitely shouldn't go and do that right now.