You could say that but it should be interesting to look at, otherwise what's the point? For example, if you replace it with a picture of your family, it is nice

You could say that but it should be interesting to look at, otherwise what's the point? For example, if you replace it with a picture of your family, it is nice to look at when you do look at it, but you can easily ignore it. I like the MacOS dynamic wallpapers for the same reason: they have a little movement to hold enough interest.