A great video example of additive manufacturing method of Laser Sintering applied to drone

A great video example of additive manufacturing method of Laser Sintering applied to drone technology and aviation. Laser sintering goes beyond the traditional pla/abs addative layering methods…very interesting.
What do you think about this technology?
http://www.youtube.com/attribution_link?u=/watch?v%3DHiq5o4-6UB8%26feature%3Dshare&a=78rgPCp_BA5aeAvbtio2cw

Ask me in 2014 when the patents expire and I build one myself at home.