Build your own Scanning Tunelling Microscope (STM)

Not exactly machining, but it does move in x-y-z axis (using piezoelectric crystals!)
How cool!
Just might have found a new progect.
Let me add it to my to-do list.....:stickpoke
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17 Finish updating old Tree mill
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34 Date super model.:banana:
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67 Collect all the under pants.
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78 Take over the world.
79 Build scanning electron microscope.

(Gotta have priorities!!)