Thanks for the head up on this, I noticed you already submit this feature request on our voice page here
https://stackideas.com/voices/komento/item/716-intergrate-comments-with-dp-calendar so we will see if there a lot of who want this feature then we will definitely consider this.
Just for your information, I have locked and marked this thread as resolved to avoid confusion in the future. Please start a new thread if you have any other issues in the future so it will be easier for us to manage your inquiries.
Thanks for understanding.