In case you guys haven't already come across it yourselves, there's a subreddit dedicated to users sharing wallpapers that are specifically designed to use the camera cut out as part of the wallpaper in interesting and unique ways.
You can search by flairs to see one's specific for the plus.
https://www.reddit.com/r/S10wallpapers/
You can search by flairs to see one's specific for the plus.
https://www.reddit.com/r/S10wallpapers/