What's with the hate in this thread? He achieved something quite remarkable. Back then, most people wouldn't have guessed that this silly campus site ever became as big as it is now.<p>And now, Mark created a business with thousands of employees, changing how we communicate, how we discover information about the cities we live in.<p>Give the man some respect. This isn't about his privileged background, but about the perseverance he showed for the last 11 years.