NvidiaFan is scamming people in this form. You've been warned!

I sent bitcoins and seller responded "scamed, you get scamed, i dont have any code". Others have reported the same thing scam with different usernames: https://bitcointalk.org/index.php?topic=1661048.0

Proof of payment: https://blockchain.info/address/18LtgUx1LVEiSvLnimv52rce6F9PNpvuQw

Scam offer: https://bitcointalk.org/index.php?topic=1658351.0
(Poor little scammer even locked their thread after getting caught)