new visitors

So my opening line for most of my videos with "hey guys it's Merlina" but I felt it was getting a bit repetitive and I decided to change it up with "hey guys, welcome back to my channel" but then I realized, not everyone is "back", and that intro doesn't really include new visitors. Maybe I'm...

When a new visitor clicks on your channel, it does look a lot nicer when there a video at the top for them to click on. Does anybody know a way to have this video there, but just as a big shiny option to click and not autoplay? The thing I don't like is the fact that it autoplays. I always...