Comment Mythical Man Month (Score 3, Insightful) 85
Adding more people to a software team does not make the team move faster, nor does it allow you to ship better software faster. This has been well-known for about five decades.
Whether you use small teams and switch to big teams, or use big teams and switch to small teams, the output will be shit if the people coordinating the work and the people doing the work aren't good at their jobs.
You can't take young inexperienced people and make their output smarter just because you have lots of them.
The biggest barriers to productivity in any corporation are organization, communication, and agency. Road blocks are death by a thousand cuts.
All of this means that just changing team size will make no difference whatsoever by itself.