On the “hack/not-a-hack” scale, a 3D printed bracket for aluminum extrusions is — well, a little boring. Such connectors are nothing you couldn’t buy, and even if you insisted on printing them instead ...
A 3D printer can make a lot of fun stuff, and I’m not immune to that pull. I’ve printed the cute desk things, the novelty brackets, and the little objects that make visitors ask whether I made them ...