No. Ethnicity is not irrelevant when using the example of Israel and the citizenship privileges it extends to "returning Jews". My point was the boy qualified for Israeli citizenship under two principles of Israeli law.
You last statement, "Obama is not a natural born citizen BECAUSE his father was not US citizen" is a widely held belief, but there isn't any court that has held for that assertion. In fact, courts at every level have chosen not to entertain litigation based on that premise. And until they do, it will be nothing more than speculation and conjecture.
Quit arguing in technical, legalese terms.
Clearly, Zero's father was Kenyan, he was born in Kenya, and his citizenship automatically transferred to Zero at birth. I don't care what the "courts" say.