MODX + Cubasis as MIDI sequencer (detailed tutorial & philosophical discussion)

If you are like me and enjoy composing in MIDI sometimes, you may be interested to know that it's pretty darn easy to use an iOS device as your midi sequencing brain with the MODX. I've only had Cubasis for a week, and I've only had the MODX for 3 weeks, so there might be a more elegant way to do it that I'm not aware of, but here's one workflow to consider.