Making pancakes is linear.
Making money is exponential.

If you want double the pancakes, you need double the batter. Double the input equals double the output.

Linear thinking is easy.
Exponential thinking is not.

Network effects are the holy grail.
It's what every VC is hot for.

The more users post content on Twitter, the more useful Twitter becomes, the more users join...
The more users post content on Twitter, the more useful Twitter becomes.

Users and content compound and you get exponential growth.

Once you start looking for it, exponential growth is everywhere.

Exploit it ruthlessly.

graphics from @visualize value