That would effectively end the oft-used move of lowering your head and nailing an opposing defender, a tactic as old as the game itself.

WSJ: Proposed NFL Rule Change Irks Hall-of-Famer Emmitt Smith

When I was harassed in the hallway during school instead of lowering my head in shame, Carson would stand up for himself with brilliant witty comebacks -- he said all the things I just thought.

CNN: STORY HIGHLIGHTS

It's refreshingly easy to use: just raise the flash head to switch on... then turn off again by lowering when the flash isn't needed.

ENGADGET: Sony NEX-3N and Alpha A58 unveiled, heading to Europe this spring

Driven by a key-wound spring, the monk walks in a square, striking his chest with his right arm, raising and lowering a small wooden cross and rosary in his left hand, turning and nodding his head, rolling his eyes, and mouthing silent obsequies.

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The head of the central bank, Duvvuri Subbarao, wrote in a recent report that lowering interest rates would "only aggravate inflationary impulses without necessarily stimulating growth".

BBC: India growth forecast cut by central bank

Andrew Burns, head author of the report, said developing countries need to reduce their fiscal vulnerabilities by lowering short-term debt levels, reducing their budget deficits and returning to a more neutral monetary policy stance instead of constantly cutting rates to historic lows.

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