The National Institute on Aging and the Alzheimer's Association are soliciting opinions about the criteria online and hope that there's enough input to publish them in early 2011, Carrillo said.

CNN: Children of Alzheimer's sufferers want to know their risk

Firms will, equally, be hard pressed to raise prices enough to recover their higher input bills.

ECONOMIST: The economy

Fortunately, Pioneer was thoughtful enough to include an auxiliary audio input on both units, so 4900 owners can still plug in and play whatever audio device takes their fancy.

ENGADGET: Pioneer announces in-car AVH-P4900 / 5900DVD entertainment systems