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iPhone and Android apps are all the rage, but the rotary toolmaker opted for something that would reach many more devices. Also: promotional QR codes.
One home-modder plugged bundles of fiber optics into tiny dremel holes in his ceiling. Using just a touch of glue to hold each star in place, 250 dots twinkle, maybe even brighter than real stars.
Using items you can find around the home or at a hardware store, here's how to polish your 3D-printed objects to a glossy smoothness.
We've seen ink printers, 3D printers, food printers, and even human tissue printers, but this is the first printer we've seen that's swapped ink for fire.
Continuous ring lights usually cost at least a few hundred dollars, but one resourceful videographer made his own for a relative pittance.