The whooshing sound of deadlines

<p>Welcome to this week&#39;s Wednesday Wisdom, in which we cover a reader question on how to deal with managers who insist on &quot;accurate ETAs&quot; for software development projects. Obviously, no software project in the history of time has ever been delivered according to a pre-established immutable plan and there is no more common sound in software than the sound of a deadline, whooshing by. But how to convince your manager of that?</p><p><br></p><p><br></p>