Two common gut bacteria, Escherichia coli and Helicobacter pylori, and also the influenza-A virus, are particularly adept at playing the evasive game of molecular mimicry, and the team is now looking at possible connections between different gut bacteria and autoantibodies against melanocortins to see if they can pin down which, if any, of these bugs might be responsible.

ECONOMIST: Psychiatric disorders and immunity

So, it's out with the old 30-pin dock, but there's still optical, AUX, video out, RCA and 3.5mm jack connections if you prefer to keep things physically connected.

ENGADGET