http://www.dailymail.co.uk/news/article-2165566/Mark-Zuckerb...
All the company needs is some pressure to shore up some long overdue culture debt. This is the fastest growing company in history after all. Not every aspect of the company was going to come out of the over perfectly baked when you grow that quickly. Uber isn't the first successful startup with this issue and it won't be the last.
Replacing the leader would be a terrible mistake. I'm not a religious person, but I do wish more people were familiar with the lesson taught in the parables of the Lost Son, Lost Sheep or Lost Coin. Redemption is always possible. Society as a whole would be much better off if we gave more people a chance to redeem themselves. Not considering people capable of redemption and considering people deserving of punishment without mercy is the reason we (the United States) have the disaster that is the largest incarcerated population in the World.