One motor/prop fails and you die. You need 6 to be able to land safely, 8 will let you carry on regular flight. More = better. I think this will become a possibility with a 10 fold increase in battery storage capacity. They'll fly themselves and you'll just guide it/tell it where to go.
www.e-volo.com
http://www.letsmeet.co.za - A free South African dating site with licence plate integration.
http://www.investorchallenge.co.za - Fun game based on the JSE!
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