It wasn't a link, it was a prop at a trade show to get you to talk to the folks about their 3D printer that could print metal, that said I would have expected them to create some sort of version of it that was accessible to the web. I've sent off an question to my machinist buddy who was there as well to see if he remembers which company did it.
Could you please stop posting unsubstantive comments to Hacker News? I'm afraid you've been doing it a lot, and we ban accounts that post that way. We're trying, if possible, for something a bit better than internet median here.