Not everyone needs to talk to everyone. But many people need to talk to many people.
Microsoft had to abandon the initial Vista project and start over because they couldn’t manage a team of 1000 developers. People working on adjacent features had to go through so many layers of management that in some cases the closest shared manager was Bill Gates. For something like getting a change in the shutdown code reflected in the shutdown dialog.
Huge teams become exponentially harder to manage efficiently.
Not everyone needs to talk to everyone. But many people need to talk to many people.
Microsoft had to abandon the initial Vista project and start over because they couldn’t manage a team of 1000 developers. People working on adjacent features had to go through so many layers of management that in some cases the closest shared manager was Bill Gates. For something like getting a change in the shutdown code reflected in the shutdown dialog.
Huge teams become exponentially harder to manage efficiently.