Yes, and setting your status to "in a meeting", "away", "code sprint", etc. is helpful. These are things that could be automated, I'd consider that a better app

Yes, and setting your status to "in a meeting", "away", "code sprint", etc. is helpful. These are things that could be automated, I'd consider that a better approach to the problem. Let people know subtly you don't want to be disturbed unless it's important, otherwise you will be.