I got a slice of pizza a couple of weeks ago and they wanted to see my card. I can't remember ever having to show my card for the food. (in southern California)
Is it really that surprising that no-one has invested the time and effort into figuring out the personal information of some tech employee-turned-founder? I bet no-one outside of tech even knows his name.
Wikipedia shuns primary sources, such as personal websites and company registration documents. They prefer reliable secondary sources such as mainstream news media.