Standups always felt to me that they had a core negative message to developers. It's not about communication at all. Its about control, its about saying: We don't trust you. We are going to check on you to see what you are doing, every single day, because you are not a responsible adult and need constant surveillance. Its also about putting constant psychological pressure on developers, to make sure they complete the…
It's worse than "assembly line worker." For that, a hyper-specific set of actions is created, and then commoditized workers are inserted into this rigid process. The spec/actions rarely change over time. In "what did you do yesterday?" stand-ups, the worker is expected to establish their own personal direct actions in order to meet outside expectations and goals set by their manager/team. And then every morning someo…
As far as timeboxing, the PM is timeboxed by having stuff in good enough state of definition that their devs feel they can work on them. So if you don't have your specs there by the time sprint planning happens, your projects don't get done and you risk your job. Of course, we have an issue if the PM is writing shitty specs and not around to help answer edge case questions.