Every Medium has its unique advantages. These are examples of what I can do with the iPad that are considerably harder on other medium.
It is very easy to export a photo every 5 minutes or so to keep progress shots. People love to see progress. Never underestimate people’s fascination with seeing how mysterious things like art come about. If you create a lot of art, this is common place to you and easy to forget how incredibly cool it is. The first image is of a church I “made up” while watching The Tudors.
I did 16 progress saves. These are just a few. This was done with Auryn Ink on the pad, no stylus: