So he can apply his technique to literally any topic that comes across his radar even when he has a shallow view of another field.
I recommend you visit his blog, and you might notice the pattern while you enjoy his hot-takes -aguntasolo.co
If you are an IG vendor, you probably know her. The job of a DHL eCommerce executive is to acquire the delivery business of online merchants.
She would be shooting herself in the feet if she took on another job where she had no technique.
Find a knowledge-niche that is very hard for many people to understand and go in very deep on it until you are an expert at it, then find other niches that can benefit from your deep expertise.
There are many opportunities to build a technique, you just need to choose to do hard things.
What they really learned at Paypal are certain techniques to build big companies and they are successful today because of those techniques.
But creating a technique will.