RSS fails miserably on 2 things: 1. Discoverability 2. Monetization Consider YouTube - it provides discoverability through the algorithmic feed. Giving creators a distribution platform they can't find anywhere else. It also provides monetization through ads, sponsorships and direct support to creators. Consider Newsletters - no discoverability built in, but it does support monetization. Pay to subscribe, and only you…
The feed doesn't give you the whole article. Only the first paragraph or two. If you've ever seen someone write "after the jump" they're referring to the content that you can only see when accessing the page directly.