| Color | |
| Yellow | Business logic |
| Blue | Application logic |
| Green | Technology |
| Violet | Money flow |
Business, Data, Application, Technical
https://en.wikipedia.org/wiki/Worse_is_better
https://en.wikipedia.org/wiki/Perfect_is_the_enemy_of_good
https://en.wikipedia.org/wiki/Pareto_principle
https://en.wikipedia.org/wiki/MoSCoW_method