It's pretty obvious this is a scam for a few easy BTC.
Then don't buy it. If it's a scam, they'll fade away. Unless you have proof?
Hard to prove it's fake when he hasn't released the source to be examined.
Hard to prove it's real when he hasn't released the source to be examined.
I agree with you, and advocate that you don't spend any money on it then, if that makes you feel uncomfortable.
I'm in the same boat as you here, don't forget that.