It's funny that I watched this less than an hour ago, and I click on hackernews and bam it's #1 on the front page.

Probably someone else must've also watched this in the past few hours or days.

The world is increeeeeeedibly small with likeminded people (sometimes at least, which is most of the times).

More likely, you could track people who visit the same websites across different apps and websites and feed them similar content on other platforms.

You're talking about 2 phenomenons that I love - the tendency to spot related things in noise due to bias, and hackernews community

> the tendency to spot related things in noise due to bias

The Baader–Meinhof phenomenon: https://en.wikipedia.org/wiki/Frequency_illusion

I remember seeing a video on Jerry’s Map from nearly 20 years ago.