YouTube announced the ubiquitous social network concept of “handles” today to boost the community aspects of the video site as well as improve creator/channel identification, writes Abner Li.
Here is the link: https://9to5google.com/2022/10/10/youtube-handles/
You can find YouTube’s announcement on YouTube handles here: https://blog.youtube/news-and-events/introducing-handles-a-new-way-to-identify-your-youtube-channel/