Google has published a blog post revealing just how many bad ads it removed from the web in 2015. Spoiler: they removed a lot.

There can be all kinds of bad ads, whether they’re ads which falsely claim to help weight loss, or phishing sites that trick unassuming web users to submit personal information. Thanks to a team of some 1,000 employees, and some clever computer algorithms, the company was able to remove a ton of ads and ban a huge number of misbehaving advertisers…

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