Can I show off a bit about my project too?
We make a huge database of user manuals you can check it here https://manualsbrain.com/en/
Scraping other people's content and then watermarking it with your brand while showing ads?
You're just buying time until someone big enough cares about what you are doing.
Regarding "copyright abuse", it depends on multiple factors IMHO, but that was not the point of my comment at all.
No issues with copyright and such?
Sometimes small companies complain but we delete its files