[Process] Lessons learned about Bus Factor (4/5): Stay close to the domain

Last time we talked about how you can write explicit and self-documented code, so that it's easier for any newcomer to read, understand and maintain. Let's now discuss the wonders of ubiquitous language and the right use of functional testing.

Everybody knows this cartoon and it's still true. See what it tells about Yann's text.

It's right here.