It wouldn't have taken much to say “a natural born citizen and the child of two citizens” in the Constitution, and yet you seem convinced that they omitted this requirement that they most certainly meant to include.
I don't think their view of natural law was such that if one was born in America, with parentage that was British; that one would necessarily be loyal to Britain - the founders certainly were not loyal to Britain!
0bama never really knew his father. His radicalism was taught to him by his mother and grandparents, all radical socialist/Marxists; and his friends and associates, all radical Communists and/or terrorists.
There have been various posts defining NBC in the 18th century. I am not informed enough to support or discount the literature. It doesn't surprise me that every thing in the constitution is not well defined or spelled out.
As I think we have agreed: need a USSC ruling and let's move on and I don't mean dot org.