Water Jet Pack...
It's 2009 already, people! Where's my jet pack? We... ...lip of the water jet pack over at Geeks are Sexy: Link From what I can gather, this is the invention... ...can gather, this is the invention of a guy named Raymond Li , who got a patent issued back in 2007.
https://www.neatorama.com/2009/01/30/water-jet-pack/
