On 05/06/2021 09:54 AM, Frank wrote:

My daughter in laws sister had her DNA tested and found 2% African. She
told their parents to get tested to see where it came from. I asked my
daughter in law what she thought of it and she said, "It just means one
of my ancestors was adventuresome."

23AndMe has the little trick of listing trace ancestry ~0.10 broadly
sub-Saharan African.

It pains them to say 100% European.

'Kingsblood Royal' was a novel by Sinclair Lewis.

https://en.wikipedia.org/wiki/Kingsblood_Royal

The protagonist started researching his ancestry thinking to find
royalty and got a bit of a surprise. It's still relevant 70 years later.