a visual hardware list that auto-checks all the devices availability
a project’s life line when upgrading to newer versions, especially with diffff.xml absent or incomplete
restless guides while refactoring patches with vvvv-Message
There I say it: They are not only “a feature in rare cases”. When red, they visually highlight that some user-based patch assumption has not been met, or said differently, they spell out the name of an expected item that is currently not available on your system.