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In economics, a luxury good is a good for which demand increases more than proportionally as income rises, and is a contrast to a "necessity good", for which demand is not related to income. Luxury goods are said to have high income elasticity demand: as people become wealthier, they will buy more and more the luxury good. This also means, however, that should there be a decline in income its demand will drop...

A wedding cake is the traditional cake served to the guests at a wedding reception (or in parts England, at a wedding breakfast) after a wedding. In modern Western culture, it is usually a large cake, multi-layered or tiered, and heavily decorated with icing, occasionally over a layer marzipan or fondant, topped with a small statue representing the couple...

The Googleplex is the corporate headquarters complex Google, Inc., located at 1600 Amphitheatre Parkway in Mountain View, Santa Clara County, California, near San Jose. "Googleplex" is a portmanteau Google and complex, and a reference to googolplex, the name given to the large number 1010100, or 10googol. The Googleplex is one the company's 23 U.S. and Canadian locations...

A POTD is an acronym for "Photo of the Day", "Picture of the Day", "Post of the Day" or "Poll of the Day". It is a term most commonly used by online digital photography communities as an honor to outstanding photos that are selected daily from among that community's membership. They can either be tagged as POTD or displayed in a special page on that site...