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Def Leppard (music group)

Grammys 2014: Checking rock 'n' roll's vital signs

Grammys 2014: Checking rock 'n' roll's vital signs

Those looking for evidence that commercial rock 'n' roll music as we have known it — the kind featuring an electric guitarist — is in a coma need only examine a few recent incidents for proof.

Most prominently, the major nominations for Sunday's 56th Grammy Awards suggest a genre floating further from the cultural center than ever, sapped of new ideas and so eclipsed by the competing sounds of electronic dance music, hip-hop, digital pop and country music as to seem almost inconsequential.

Others have observed a similar crisis.

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