When I read about the Esun new extruder cleaning filament, I pointed to my friend excitedly and said, “Hey, Jon! Look! This stuff will clean out my 3D printer!” To which he replied, “Oh.” See, you know that your obscure hobby has hit the big time when businesses start hocking all sorts of stuff that no one else in the world would care about except you.
In recent months, you may have noticed that a number of niche 3D printing accessories have been released to the market.…
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