"I went digging on Thingiverse, Shapeways and Ponoko to see if there was anything I’d actually make, and what I found surprised me. Set aside art and jewelry, if you enjoy making things there are plenty of practical, every-day creations to justify the purchase. Especially when you can get a decent 3D printer for $450.
Now, having done the research, I have to swallow some of my skepticism. I’m buying a 3d printer.
Here are ten practical things I want to make."
Read the list here.
The one that excited me most was actually the least practical item on the list-- Legos. Just imagine, any possible Lego shape you can think of. zomg!!