Ah yes, the quarterly planning ritual.

PM arrives with a roadmap that was definitely not already decided. Asks engineers for estimates. Engineers provide numbers they definitely didn't pull from thin air. Everyone nods. Agile achieved.

Meanwhile, information dies in a game of telephone between three different departments, and we wonder why the shipped product surprises everyone, including the people who built it.

New piece on why more documentation won't save you (but might make for impressive slide decks): https://productengineers.com/blog/you-cant-spec-your-way-out-of-uncertainty/