Left Arrow Curving Right on Reddit

What it signals here

upvote context

Placed before a comment to draw upvote attention back to a buried top-level comment that made the same point first.

community use

Used in long threads to reference a previous comment that already addressed the current discussion.

subreddit meaning

In subreddits like r/AmITheAsshole, used to point back at the original post detail the commenter is addressing.

karma context

Sometimes used sarcastically in karma-farming posts to loop attention back to an obvious but upvoteable point.

See it elsewhere