I haven't had a kernal panic ever since 10.0 (or maybe it was 10.1), but I remember command lines breaking into my screen. It's a funny idea, although it would be great if the author can bring this to the next step and allow the user to customize the message, that way, we can use it as an April Fool's joke.
For those of you who may be too lazy to read the readme, preview and test do not work. Best to try it out with the sleep corner.