The context of this is entirely what is the lowest amount of ceremony that we need in order to reduce the teaching overhead of a java program. This really comes

The context of this is entirely what is the lowest amount of ceremony that we need in order to reduce the teaching overhead of a java program. This really comes down to simple first up, with easy exits towards more complex. That very much looks like to me: 1. Single file single function imperative 2. Single file multi-function imperative (introduce multiple functions) 3. OO (introduce classes etc)