[pratchett]

How do you justify this assertion of yours? I would contend that the most efficient method is written down and shared widely in a doc. Otherwise, everyone is relying on their memory of what was spoken. For anything non trivial, I would want it written down.

[Rodeoclash]

It's one of the 12 principles of the original Agile manifesto.

https://agilemanifesto.org/principles.html