The Big Agile board is used by upper management to track the execution of their vision. Making it visible increases the level of transparency, which is probably the most crucial aspect of this. At the very least, make sure there are no surprises along the lines of: "How's that very important thing I asked you to work on coming along?" and "Erm, yes, been meaning to tell you about that."
This is the nature of a planning-driven culture. What we've learned is not to sweep things under the carpet. All news is just news; there will be good and bad. Sometimes the bad is more important than the good; don't delay presenting it. Better still, make it visible so that you can actively do something about it and prevent it becoming ...
