Don’t give people your phone number. Afaik signal now works without it.

As a downside, you may find you are not as important for these other people as you think, people are under no obligation to accept you forcing your quirks on them.

I still always say I was born in the 80s out of habit…

I always say 1900 out of habit… I was at least once rejected as too old :D

with big enough database you simple have every single person in it. that still doesn’t back up the quote i disputed in any way. can you find source of the quote? i’d be interested to see the original.

The fbi estimates they can use dna evidance to single dowm the possible people to 2 or 3 out of the entiriry of the us

i am not sure what you mean by this sentence, but you probably misunderstood something.

dna doesn’t single down anything, as in it would help you track something. it tells you if two genetic profiles are a match (that means they come from same person), or that they are genetically similar and how distant they are - that tells you that the profiles come from x times removed relatives. after that, it is down to normal police work.

here is veritasium video about how they used this technology to find and convict the infamous golden state killer - https://piped.video/watch?v=KT18KJouHWg