This may be helpful for some:-
"Ancestry’s new tool, ThruLines has some good features and a lot of potential, but right now, there are a crop of ‘gators in the swimmin’ hole – just waiting for the unwary. Here’s help to safely navigate the waters and not get bit!"
https://dna-explained.com/2019/03/11...by-the-gators/
Probably teaching us to suck eggs I would imagine but thought it was worth posting.