And the notion that this is somehow cheaper than stamping thin sheets or molding plastic is completely wrong - it's much more expensive." "Given the complexity of the components that need to get tightly mounted inside a laptop casing, and the number of ports and so on that need to be exposed to the outside, it's unlikely that it will literally be a hollowed out block of aluminum ... And even if it was, it would not particularly help much with weight (it's still aluminum) compared to the stamped case of the current Aluminum MacBook Pros." Richardson writes, "Having said that, and not discounting Apple's ability to go beyond the bounds of what others pull off, going by the 9to5mac article there isn't necessarily anything very revolutionary being described." Full Article at MacDailyNews