Dang! The more I go through this pre-release MX-3000 beta, the more excited I am getting.
You can have repeating IR codes without having to hold down the button.
You can use any typeface that you have on your system.
You have an Image Gallery and a Sound Gallery (uses .wav sounds).
You could make up an entire HELP device that not only shows, with animated GIFS, but also "tells" the person how to use the remote. You could even record your own voice for the custom guide on your remote.
Think of that and add on the ability to perform multiple macros at a time and wo! - what kind of files are we going to see here on Remote Central.
