David and Eric's open source underwater robot became fully-funded on Kickstarter in one day. I'm not surprised. I met David and his OpenROV at Maker Faire in May and was very impressed.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects