I feel like the point of a stand-up isn't just to get people to say what they're doing, it's to get everyone else to listen. That's why it should be as tight as

I feel like the point of a stand-up isn't just to get people to say what they're doing, it's to get everyone else to listen. That's why it should be as tight as possible, to ensure people stay engaged. If you replace the standup with written reports, I doubt anyone but the manager will actually read them. I know I wouldn't, regardless of how valuable it seems in the abstract.