Nice this extra sprinkles to #thediarygame will encourage steemian commenting and engaging on each other posts. Not just solely coming to steemit just for posting and expecting upvote without even bother in engaging with others post.
I encourage you all to read this articles by @metzli on why commenting on others post is so important
https://steemit.com/hive-175254/@metzli/5-reasons-why-commenting-is-so-important