youtube notifications

Even when I’m not subscribed to a channel I get notifications for different YouTubers new videos that I have watched before. so my question is can people who watch my videos regularly but don’t have a youtube account still get notified in the app?

Darrel Eves (a YouTuber helper) and another YouTuber helper who used him as his source says that YouTube doesn't push out notifications of one's video releases to your subscribers' subscription pages until up to 3 hours after you publish a video. In the comment section of the video ("When Is...