The ceiling is usually one person's calendar.

In a business the owner built, the owner is the system. That is what got it to the first crore and it is what stops it reaching the fifth: every decision queues at the same desk, and the desk is full.

The writing here is about what changes after that — hiring people who can carry a number rather than a task, the difference between delegating work and delegating judgement, and how a structure is built at the size where an org chart still feels premature.