The Z and its plainer ZL variant weren't the only bullets in the Xperia revolver for 2013, though.

ENGADGET

What is becoming ever plainer is that a lot of Swiss bankers and politicians knew that money sitting in Switzerland after the war had been stolen.

ECONOMIST: Switzerland and the Jewish gold

The most charitable interpretation of what caused this chaotic Tory week is that the various spin doctors, licensed and unlicensed, who trailed Mr Lilley's speech made this message plainer than intended.

ECONOMIST: Something for the kitchen table