Whether they're killer defects or not depends on their size, he says. Quite honestly, my point is the copper probe yield is going to be as good as aluminum's. On the matter of defects, the chipmaker leading the copper rush is remaining mum for the moment. IBM will discuss just about everything else about copper, except for defects. He was willing to talk, but word came down from the corporate level nixing the idea.
Copper is so new.
They're treating it as a proprietary issue. All rights reserved.