If you pretend to be a ballet dancer when you know nothing about ballet dancing, you're pretty freaking stupid.
When you are the country's authority on ballet dancing, you're grossly negligent and should be fed to mice.
When you are the country's authority on ballet dancing, you're grossly negligent and should be fed to mice.
You could apply the same criticism to pretty much anyone in a managerial position.
I can guarantee you there are high-ranking executives in leading IT companies who have less practical knowledge of computing than the average 13-year-old.