Learning the tricks of JMRI and creating my roster should keep me busy for a while.
Been working with JMRI since the beginning... It is SO robust, and keeps getting better with each release.
Be careful though - You will NEVER,
EVER go back to programming via the throttle!
I tried to program one of our club member's locos at a show a few weeks ago via the throttle, and totally forgot how to set a 4 digit address...