Are links supposed to be duplicated?

Right now, I can see the same link several times on the front page, repeated across different magazines. Here's an example:

https://i.imgur.com/kgWcskr.png

Is this supposed how it works? If you want to add a link to a magazine, and it's already added to another, shouldn't you be able to add the existing one to the new magazine instead of duplicating the link?