FYI
After Sept. 18, you’ll no longer be able to send or receive direct messages on YouTube as we focus our efforts on public convo tools (comments, posts, etc).
You can still share what you’re watching w/ others via the Share icon below videos.
More→ https://yt.be/help/9Hns
thank god, I hated that feature, I can't tell you how many times people I don't wanna talk to keep trying to talk to me... oh yea the direct message thing is cool too