I don’t know well. This subject correct here, Mirror? But, there is too much leadership in the world. Emotional leadership, sincerity leadership, servant leadership, power leadership, winning leadership, communication leadership, field leadership, transformational leadership, exemplary leadership, coaching leadership, democratic leadership, ...It is leadership bubbles! Especially, so many tech leaders are more confused in tech trends. What kind of leadership is the best? For 20 years, I have ...