Help me to understand my ancestors

[Alan_Boskov]

I came across this video where a relative doing geneology research had contacted this distant relative. The person being contacted was raised somewhat secular and then learned about being Jewish through this distant relative. His success at finding over a hundred relatives is very encouraging.
If the initial content is found disturbing, feel free to scroll the video forward:

https://www.youtube.com/watch?v=HnEtuCCmp94&t=305s