The natural size
No matter how many people come over for dinner, you’re only going to be able to engage with a few.
And no matter how big the crowd in the arena, the musicians can only see the faces of a few hundred.
An investor can only be engaged and smart about a very small number of companies.
And it doesn’t matter how many students are in the class, the teacher is only going to be able to get in sync with a few.
Microphones, network connections and other forms of scale are a miracle, but sooner or later, our brains get in the way.