

Normally updates like this are patched quietly, and sometimes without disclosing what exactly the exploit is
This one was leaked early and tutorials supposedly popped up on Twitter, all before the patches were released to relevant software
On top of that, it was a pretty bad exploit (RCE)
So websites were taken offline because either
- they needed to wait for someone with experience to confirm it was patched and safe
- they needed to wait for an update to be sent their way


























YouTube started with a lot of angel funding, which is why it eventually monetized in the way that it has
https://en.wikipedia.org/wiki/History_of_YouTube