This is a help dialogue for selected comments. You can do various things with a comment. And here is a place to find commands that you can use.
To go back from comments, just press enter without typing anything.
help
Gives you this help dialogue.
read
If the comment is long and/or in a markdown format, you may want to read it properly. This will put the comment's text into our markdown preview thing.
channel
Lists publications by the channel that wrote the current comment.
comments
If a comment has replies. It will list replies. I use comments and not replies to simplify the commands structure. Treating comments like tiny publications on the LBRY. And vise versa.
reply
Reply to a comment.