I searched and found Cerny making a statement; but he's talking about the familiarity devs had w/ X86 + GPU, and he seems to be suggesting the opposite of that being familiar to the CELL. (although the article is paraphrasing a bit and not directly quoting him about the Cell being "unfamiliar")
	
	
		
			
				
			
			
				
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The only parallel drawn to Cell in that interview/article:
Not sure what you mean by CUDA not offloading CPU..  one of the first big uses of CUDA was offloading physics from the CPU w/ PhysX... which got popular years before the PS4 released.