On the whole, about 35% of internet users are ad-blocking. In the tech space it's upwards of 70%.

It's in no way, shape, or form "small scale", and has fundamentally changed the the very nature of the internet for the worse (opinions/views of ad blocking people don't matter).

Don't forget that the money being spent to do said scraping has, in great sums, come from subsidies paid by taxes from public coffers.