What have you found recently or even in the distant past that’s blown your mind a little bit?
I’m often left dealing with hideously complex engineering systems, and I’ve always had a fascination with how they ever got started. So this made my eyes light up:
Clickspring’s primitive precision lathe
Dividing things in perspective. Pretty much the intersection of art and engineering.
Perspective Drawing 7 - Division & Duplication [Useful Techniques]
@Mythos is there any way to do video embedding?