https://www.cnet.com/news/google-chrome-new-crackdown-on-bad-ads-begins-december/

As a result, starting with Chrome 71 in December, Google will strip out all ads from those sites with a feature called abusive sites filtering. Website administrators can use Google's tools to check if their website is an offender and get a 30-day period to fix problems the company flags, said Vivek Sekhar, a Chrome product manager, in a blog post Monday.

The change shows the role browsers play in unilaterally deciding what's best for us to see on the web and what needs to be stripped out -- links to scams or pop-ups that try to get us to download malware onto our phones or laptops, for example. More than 15 years ago ago, browsers stopped passively doing whatever the website code says to do, but detecting and thwarting new tricks is an unending cat-and-mouse game.