I think he's talking about something that is in the description, not the actual video. Like this;All it is is a simple text effect placed in the bottom of the screen crediting the artist and their work. It isn't too hard, I use Sony Vegas 12 and it can easily be done by right clicking and creating a text effect, typing the text I want, choosing a font and size and where it should be placed on screen.

so once you acknowledge the match you cannot get a copyright strike anymore correct?What you mean is called 'Content ID'. Basically what happens is you upload a video with copyrighted music in it, then Youtube filters that out and you get a copyright notice, then you can either approve or dispute the copyright claim. When you approve it, the actual name of the original track will appear below your video.
I have it on this video:
idk if he is right about it, but if you accept the copyright match you will not get a copyright but you will not earn anything from that video.so once you acknowledge the match you cannot get a copyright strike anymore correct?
so once you acknowledge the match you cannot get a copyright strike anymore correct?