I find the definition that unless the capture is 100%, it isn't actually capture to be absurd.

Any strong, independent media ecosystem would not be so consistently sane-washing the firehose of crazy that we're being hit with every week, or kowtowing with such regularity.

Yes, you can find some obscure blog that will broadcast literally any cherrypicked viewpoint. That's not the majority of the media consumed in this country. Even when the owners of the networks differ, the message they broadcast is incredibly homogeneous.