I'll quote from ann. 4626:
There is a feature that i wanted to add for many years, but i waited for artworks and never managed to get/do some that i liked.
The weirdest things bug me - and that glowing thing with letters in it that stays between 'boxes' does. Let's design something that Mur will (hopefully) like and put in the interface.
There are no rewards for this, I have not been asked to do this and chances are we'll fail. However, it's your chance to design an interface thingie.
Here's my idea: