Kovner includes some very high level authorities eduion, he had been getting his PhD from Harvard until he left. He is supposed to be very brilliant. He deals very long term from principles. The probability that you're going to have the ability to trade like Kovner are nearly nil, so don't try. You require enormous tools and a knowledge base that you simply don't need.
That is what Vegas is talking about. These men trade in an entirely different level because of the resources at their disposal. They're able to do things like break central banks, swing markets, and also do huge amounts of fundamental research. Additionally, at that stage you can't just execute a transaction and leap into a position, they need to do their entries and exits differently.
E.g., Kovner bought a few oil tankers to find out how oil moves through shipping routes. Who can do that kind of stuff? Not I or you, however, a billionaire hedge fund manager may.