Judging from responses, the topic resonates well here. Therefore a more interesting question to ask is ― why so many hackers are introverts/shy/anti-social etc?

Judging from responses, the topic resonates well here. Therefore a more interesting question to ask is ― why so many hackers are introverts/shy/anti-social etc? Or more precisely, which one causes the other? Is it spending too much time in front of your computer which makes you introvert? Or is it that introverts are more inclined to take up solitude activities like programming?