Not only to sho this information, but for example, wioth this information, I know that the source code for this system can be found in
Also, System that use Samples show "Sample" in sound information.
Also, system that don't use screen show Video: none.
Etc. etc. etc.

Also, these informations are very interesting too laugh

"A user interface is like a joke. If you have to explain it, it's not that good."