Designer, implementor, user, writer A Fragment by Donald Knuth dl.acm.org Thus, I came to the conclusion that the designer of a new system must not only be the implementor and the first large-scale user; the designer should also write the first user manual. The separation of any of these four components would have hurt TeX significantly. If I had not participated fully in all these activities, literally hundreds of improvements would never have been made, because I would never have thought of them or perceived why they were important. Eating your own dog food making
A ritual of unpacking I love the process of unpacking something. You design a ritual of unpacking to make the product feel special. Packaging can be theater, it can create a story. Jonathan Ive, Steve Jobs The Apple Marketing Philosophy ritual