That's nuthin'. Several vendors here never/rarely have losing trades. You can buy their systems for $6000, or sign up for $500 a month. And if you don't achieve their results...you didn't follow the system!
I would probably kick him in the nuts. If he got up right away then I would believe him. If he stayed on the ground screaming and crying, then I would know he was full of shit and in no way did he find any Holy Grail. Works every time...
I had a friend like that about 7 years ago. He actually did win on every trade. For two months that is. Well three months. He told me a month after he started winning then I watched him for two. Then he got greedy and arrogant.
i would give him all my money, and ask IF I i could keep 50% while i do nothing but travel and workout for a few years ... funny thing, this scenario sounds familiar...