News and music are different. Chances are I'll hear a song somewhere, then buy it and listen to it again and again. A news article is usually read once then ne

News and music are different. Chances are I'll hear a song somewhere, then buy it and listen to it again and again. A news article is usually read once then never re-read. How do I know if the article is worth paying for without reading it? And why would I pay for it after I've read it or heard the information?