If google was really good at removing then Pinterest and Quora would have been downranked/removed from the index. And then there is this spam site called Analy

If google was really good at removing then Pinterest and Quora would have been downranked/removed from the index. And then there is this spam site called AnalyticsVidhya whenever I search for stuff related to machine learning. Gaming SEO still works, so I have to maintain my own blocklist of websites that automatically hides the biggest offenders from my results.