Distil protects sites against automatic content scraping bots by observing site behavior and identifying patterns peculiar to scrapers.

FORBES: There Really is Something about Distil.it...

Publishers were initially peevish about Flipboard since it seemed to be scraping a large enough snippet of content from sites to discourage people from going to the site where the ads are served.

FORBES: Flipboard Gets An Upgrade, Publishers Rejoice

To address EU concerns over Google's "scraping" of user reviews and other content from rival sites, the company pledged to give content providers the right to opt out of its specialist search services -- such as Google News -- without disappearing from its general search engine.

CNN: Google in peace deal with Brussels