@FrankWunderli13 Not as bad as I thought. But only the MEX process was analyzed and no other additive manufacturing processes where the comparison with injection molding, at least on an industrial level, would be more appropriate.
An SLS vendor blocked me for asking why a cover was being milled from a multi-ton bit of aluminum when it could be [sheet metal/composite] part.
I'm glad we're going back to the moon, but I'm worried it will be unsustainable until we deal with the skeletons of Apollo contractors.
NEW: Apple is eyeing a major shift for how to produces products, working on 3D printing of device bodies. Apple is testing the process — with major benefits for production speed & sustainability — with the upcoming stainless steel Apple Watch Series 9. https://t.co/cKlW0roIqC
Spending $3.7 million on a reusable launch vehicle suggests that this is a fairly non-serious effort by Europe's ArianeGroup. That buys you a few PowerPoints and some coffee for the office. It does not get you meaningfully toward reusable launch.
Given some of the reactions to this thread, let me remind you of some of the doomsday predictions around the time we wrote our original paper.
Our key message below is not: "everything is great in Germany". Instead it is: "those doomsday predictions were far off the mark."
@maxberger@MeidasTouch Remember a few years ago when Microsoft let its bot hang out on Twitter and after a day it turned into a racist conspiracy theorist? Yeah, Elon is basically the human version of that.
In shock at the passing of Ken Block.
Such a talent that did so much for our sport. He was a true visionary with his own unique style & infectious smile.
Our sport lost one of the best today but more importantly a great man.
Sending love & hugs to the Block family 💙 #ripKen.