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A comment on Ask HN: What do you do with your Raspberry Pi?. Parent comment

Re:Ask HN: What do you do with your Raspberry Pi? by arendtio on Monday June 24, 2019 @03:47PM (#20267685)
I wonder when we will see the first 3D printer that can validate what it is printing via some camera and image recognition software.

And maybe even correct errors it made a second ago ;-)

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