A worker shows a range of retro-design refrigirators at the stand of Slovenian home appliance manufacturer Gorenje during the 52nd edition of the IFA (Internationale Funkausstellung) electronics trade fair in Berlin on September 3, 2012. IFA, Europe's largest consumer electronics and home appliances fair opens to the public from August 31 to September 5, 2012, with more than 1,400 exhibitors taking part.