It's feeds aren't filtered? That's not true. And it's besides the point. Murdoch didn't shakedown Facebook because Facebook's feed is filtered. He decided to do

It's feeds aren't filtered? That's not true. And it's besides the point. Murdoch didn't shakedown Facebook because Facebook's feed is filtered. He decided to do so because advertisers moved from his properties to Facebook/Google and he wants that revenue back. Kinda like ocean liners wanting a cut of airlines' profits. Murdoch didn't think bother with Twitter because Twitter's profits are slim.