So you stopped investing in Google, Facebook, Amazon, and Apple? Each has formally hired MBAs for years. Google just promoted one to CEO. I assume you're cal

So you stopped investing in Google, Facebook, Amazon, and Apple? Each has formally hired MBAs for years. Google just promoted one to CEO. I assume you're calling the top of each of these companies? How have they managed the MBA death spiral for the past five years -- is their demise just a matter of time?