Are they? My gut says its very difficult to conclude anything in a vacuum here, or even to make generalizations across the companies. I don't think we can simply conflate success and productivity and call it a day.
As an example, take a look at how many developers are employed at Twitter or Facebook over time; its difficult to look at that geometric growth in developers and exclaim that high productivity is self evident.
As an example, take a look at how many developers are employed at Twitter or Facebook over time; its difficult to look at that geometric growth in developers and exclaim that high productivity is self evident.