04-08-2014, 12:36 PM
(This post was last modified: 04-08-2014, 12:38 PM by specuvestor.)
I don't think this fab-on-chip is related to 3D printing.
The main crux of why I am sketptical is that at the simplest form, a chip consists of conductor and non conductor materials. Will 3D printers able to print 2 different materials at same time (color is not the issue I'm talking about
) Cost of a 8" Fab used to cost about <$2b in the past to $10b a pop for an advanced 10nm fab nowadays armed with legions of engineers, and 3D printing can replace it?
Even the bio-printer article articulated the challenges of printing bio materials.
And until 3D printers can show they can print different types of materials at the same time, it will just be printing singular parts. The material science is complex. I do not see a Doraemon device coming soon
I am not a unwitting skeptic. I have been following Tech for the past 30 years and I've seen amazing progress but it also took 20 years for a RELATIVELY simple idea of Tablet to work. A lot of people have the heuristically convenient idea that Tech can make all things possible because of the great stride in human advancements, but until you understand the complexity of manufacturing and why one cannot time travel, it is too simplistic to extrapolate events.
I think 3D printing is great, especially in NASA's case where transport is a big issue, to put it mildly
But we need to be realistic on the technology and physical constraints, and not follow the hype, which I've seen many in past 30 years
The main crux of why I am sketptical is that at the simplest form, a chip consists of conductor and non conductor materials. Will 3D printers able to print 2 different materials at same time (color is not the issue I'm talking about

Even the bio-printer article articulated the challenges of printing bio materials.
And until 3D printers can show they can print different types of materials at the same time, it will just be printing singular parts. The material science is complex. I do not see a Doraemon device coming soon

I am not a unwitting skeptic. I have been following Tech for the past 30 years and I've seen amazing progress but it also took 20 years for a RELATIVELY simple idea of Tablet to work. A lot of people have the heuristically convenient idea that Tech can make all things possible because of the great stride in human advancements, but until you understand the complexity of manufacturing and why one cannot time travel, it is too simplistic to extrapolate events.
I think 3D printing is great, especially in NASA's case where transport is a big issue, to put it mildly

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