(Video Link)
YouTube user JoergSprave makes fancy slingshots. He was challenged by fans to create one that could fire a machete, and the result is something like a crossbow. "What is it good for? Nothing except attracting people's attention on YouTube." That's a perfectly fine reason.
via Geekologie | Maker's Blog
Comments (6)
And here's some news about it, but it's in portuguese and i'm too lazy right now to translate it
http://www.zill.com.br/home/materia.asp?id=52543