I rather did read the article. If you can get traffic from Twitter, why would you cut off getting traffic from Google? "he doesn't make money from Google's ind

I rather did read the article. If you can get traffic from Twitter, why would you cut off getting traffic from Google? "he doesn't make money from Google's indexing of his content" How does he make money from Twitter users posting his content? The only way he makes money from Twitter is traffic, and Google also drives traffic. Therefore how does it make sense to cut off a source of traffic?