Yeah reminds me a bit of Back to the Future II. There was a fax machine in every room of the house.

Also a lot of people barely know how to work with wood. I'd expect even fewer to understand the basics of material science to work with polymers and other compounds.

If anything we're at the ImageWriter phase of 3D printing. You could print from home but to have anything worthwhile you'll probably want to take it to a shop who'll have better materials and someone knowledgable. That expert will tell you why you shouldn't use your creation to serve food on or that it dissolves when exposed to solvents.