Google purged 3.2 billion bad ads from the web last year
 

It's no secret that Google (and much of the tech industry) struggle to deal with bad advertising in 2017, and the company now has the stats to prove it. The company has revealed that it removed over 3.2 billion bad ads in 2017, or nearly twice as ma...

https://www.engadget.com/2018/03/15/...d-ads-in-2017/