Based on Fox news Court defense why are they allowed to be treated like legitimate new stations?

1  Fox news has literally argued in court that what they present is just for entertainment purposes and the views of the host and correspondence do not reflect reality if that's what they argued in court then there should be a permanent disclaimer on them and it should not allow Fox news to be treated as a legitimate news source.
2. Fox news has actually argued in court that no person of sound mind would take certain correspondent / host seriously. 
3. Fox news has actually won a case in court proving that they are allowed to lie for the purposes of entertainment that was their defense and that was what they were successful at

tham1532020-10-16T15:35:51Z

The simple answer is the usual correct answer:  they have money.