The number one goal for you, and for everyone on your team, is to protect the QBR so that the QBR can drive the business forward without distraction or interruption.
Fast Company writes about the cost of interruptions to work. They cite this study and say that there are two reasons we don’t address the problem: People honestly don’t realize how costly and insidious interruptions are. They don’t know how to curtail interruptions in a professional way. The High Cost of Interruptions Original Study Download
Too many projects overload people with too many thoughts, details, and activities, which ultimately leads to decreased performance levels, like an instance where an individual is working on a spreadsheet, becomes interrupted, loses his or her train of thought, and makes a small error in calculation that could snowball into disastrous results later