It's not really about that though. He states very very early in the post the following:

> "It’s not a success story and not a guide for action. I just want to tell you how I developed the most popular application in its category"

So, he's just sharing.

> Send two more apps to the top and I'll read what you have to say

Yeah heaven forbid someone share their own experiences in life. I bet you are a real enjoyable person to be around.

From the article:

> It’s not a success story and not a guide for action. I just want to tell you how I developed the most popular application in its category.

It's as if this is a single data point that can be used with other data points to draw a conclusion.