Printers keep getting better, I am still trucking along with my modded ender3.
Having fun with lithophanes. Some for Xmas gifts, and a few for myself. 
There are several sites that convert your pic into a STL for slicing.
I have been happy with https://lithophanemaker.com/
A little 930 content and bike fun
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"The primary contribution of government to this world is to elicit, entrench, enable, and finally to codify the most destructive aspects of the human personality."
Jeffrey Tucker
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