There is no single development, in either technology or management technique, which by itself promises even one order-of-magnitude improvement within a decade in productivity, in reliability, in simplicity.
Good judgment comes from experience and experience comes from bad judgment.
Adding manpower to a late software project makes it later.
How does a project get to be a year behind schedule? One day at a time.
How does a project get to be a year late? One day at a time.