"People. Listen. 3D printing is not just 2D printing with another dimension added on. Yes, the names are very similar, but their uses are not even remotely analogous. We may reasonably conclude, therefore, that 1) 3D printing will not recapitulate the history of 2D printing, 2) as soon as you make an argument along those lines you lose all credibility and look like an idiot."
By Zeus, seems obvious in hindsights but wow, what couldn't you make? Will this eliminate the need for stocking inventory and make everything customizable?