Earlier quoted context omitted.
The problem isn't scale. Scale is just how they made a lot of money. If you make a dollar a billion times you made a billion dollars. The problem is that good customer support costs more than $1. It costs more than what they make from the average user, so the average user can't have it. That would still be true if they had 100 times less users. It's a result of the service being free, not the service being large.
The vast majority of Google users will never need customer support, and those who do probably will mostly have easy problems. There aren't a billion content creators on Youtube, and even fewer who would be good targets for blackmail like this. The channel in question has 100K+ subscribers and 17M+ views. That's probably a sizable amount of profit for Google from ads. It it really so unfathomable that google could tun…
Your treating the instant case as the common one, but it's not. And you don't know that until after you've done an investigation, which means you don't know it when deciding whether to allocate resources to an investigation.
It's trivial to game subscribers and views. If having more gets you something then all the actual garbage channels will have plenty and you're back to square one.
Google gets something like two million takedown notices every day.