just add the layout to the noh board folder and it should pop up in the games tab when you switch layouts

Are you going back to waterfall for your menu when you need to?

They said they where gonna do that in their discord server

challenge by mask

So one of the levels in his run got updated (probably by a hacker) to a much harder and longer level, I think that because of this his run should be removed from the leaderboards due to it being most likely unbeatable.