> For routine tasks, professional programmers have a narrower range of productivity than we first supposed, but almost half of the variation in individual productivity is noise, making programmer rankings suspect.

> Focus only on Programming Effort (limit the scope)

> This is for small programs that should not exceed normal capability

Yes, when you eliminate most of the sources of variation, there is a lot less variation. The most efficient developers aren't more efficient because they churn out boilerplate code faster.