Yes, 3D printing allows people to get interested in DIY by letting them make these parts without much effort. Most city slickers have no idea how to get into DIY.
For a long time, 3D printing will be useful as a "close-enough" alternative to more expensive models, parts, and replacements.
For a long time, 3D printing will be useful as a "close-enough" alternative to more expensive models, parts, and replacements.