No, I don’t question Jay Valentine (the man who built EBay’s fraud detection engine), but I question your ignorant nonsense. I suggest that you stay away from the poker table because suckers like you are usually big losers.
https://www.computerworld.com/article/2783932/fraud-investigator.html
Since there is so much goddamn fraud on EBay I suggest to you that he built it in reverse; but thanks for revealing that that your buggy buddy is a programmer instead of any kind of political writer, that much is certain.