I watched a talk by Geoffrey Litt called "Dynamic Documents as Personal Software" given at the Recurse Center. Below is a short summary, and then a comparison I could not stop thinking about while watching it. Spoilers ahead. The talk is worth the hour and this post doesn't do it justice. The talkLitt opens with a split. Programmers can get the machine to do whatever they want, everyone else gets whatever the programmers hand them. Apps embody that, because an app is a box of data schema, computation and views someone else packed. Maps knows locations, the weather app knows...