Warren Buffet’s Portfolio Is 55% Concentrated in Apple. Should You Follow This Strategy, Which Goes Against the Rule of Diversification?

Attempt at an answer.

In the investment world, there's one golden rule: you must diversify your investments to optimize risk.

If you have an equity portfolio, this is even truer.

Given that Warren Buffett is often regarded as an absolute master of investing, even if he still doesn't understand the why of Bitcoin, you'd think he'd apply this golden rule himself.

And yet, Warren …