Thanks for giving the OP some firsthand advice that answers his question and might actually work, rather than chiding him with some variant of "You shouldn't have trusted YouTube in first place ('you big dummy', implied)". That type of "advice" accomplishes nothing, other than maybe boosting the ego of the person making it.
They tend to get moderated away most of the time, which you can help by flagging them or emailing them to hn@ycombinator.com. Supercilious PSAs don't do any of that.
It's very common on HN. I do it too. Mostly because we spend a lot of effort avoiding these platforms, and when something bad happens to a person because of it, we can shout, "Ha! My paranoia is justified!"
If you're working day to day as an engineer, you end up mostly thinking in unhappy cases and 99.99% uptime scenarios, so it actually seems like helpful advice.
My parents had until couple of years ago photos and 8mm film from my early childhood where I staggering around in just shoes. I hated clothes even in winter.
These days that would be classified as child pornography and likely land them in prison. They were upset about destroying innocent memories but.. well..