If you're going to the article already intending to try it out immediately you're already a conversion. For everyone else to still be converted but ending up at

If you're going to the article already intending to try it out immediately you're already a conversion. For everyone else to still be converted but ending up at the page it's more effective to try to show all the reasons you might want to give it a go then show the link. Unfortunately, optimizing for people who want to use your thing often gives worse conversion metrics. It's the same reasoning it's probably easier to find the login page on a site by clicking the highly promoted registration path and logging in than trying to find the actual login path.