And several companies had concept and prototype devices that envisioned digital cameras and global positioning system expansion devices that would fit into the SD card slot.

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The development of the concept of public debt also allowed cities and nations to finance their commercial expansion and to develop trade, magnifying the need for competitive financial services.

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But where the implosion of the NASL in the 80s was caused by a rapid expansion of teams that had only served to exaggerate the deadly concept of the weakest link, Major League Soccer decided that the route to success was more likely to be found through contraction.

FORBES: MLS - A Shrink To Success Formula

Plaid Cymru AM Bethan Jenkins said although she was sure that everybody in the chamber supported the concept of a 'living wage', some businesses are concerned about the expansion of such a policy, as the increase in costs could lead to job losses.

BBC: Local government questions

Scientists like the concept because it would explain some important observations, not least the geometry of space - a superluminal expansion could have stretched everything until it was flat.

BBC: The first fractions of a second after the Big Bang