Diving Mask on Reddit

What it signals here

upvote context

Upvoted in comments on deep-dive posts, long investigative write-ups, or rabbit-hole threads.

community use

Used in r/scubadiving, r/snorkeling, r/travel, and also in meta communities like r/InternetInvestigators or r/RabbitHole.

subreddit meaning

In general subreddits, signals someone is doing a deep investigation or has gone way too far into a topic.

karma context

High-karma posts in research or exposé contexts often feature this emoji in the title to signal depth of content.

See it elsewhere