"One of the main barriers to writing an Urbit app is that the standard way to present a user interface is by writing it in JavaScript that runs in a web browser. This has advantages, but it requires writing code in two languages, and it means you can't stay in Urbit entirely when writing an app."
When a limited set of functions is used instead of textual substitution of terms for variables in a sequence you are dealing with a combinatorial problem.
We focus on exposing the page as a site that the user can manipulate in more than one language. For now, we will render javascript in a web browser using HTML.
"This is not *history*. We are not an example of anything. It is what is happening right now. Do you understand? Just that."