You could already subscribe to a post's comments on DEV, but the problem was many community members were not aware that you could. We had this feature pretty well hidden. From a post page, you had to click on the three dots to see a post's comment subscription options.

Screenshot of the old comment subscription feature

With the new comment subscription component, comment subscriptions are front and center in the discussion area of a post.

New comment subscription component

All the existing functionality still exists, it's just easier to find. 😄 You can subscribe to all comments, top comments, author comments or unsubscribe.

New comment subscription component displaying comment subscription options

Take it for a spin to stay engaged with the posts that interest you.

Here are the PRs related to this feature for those interested.

This post is also available on DEV.