In what sense? Fast picking up new things? Fast pumping out keystrokes? Fast because you're spending 14 hours instead of 8 per day? Fast trying something an

In what sense? Fast picking up new things? Fast pumping out keystrokes? Fast because you're spending 14 hours instead of 8 per day? Fast trying something and then ditching it away? Fast because you don't consider the long term consequences? Fast because you can focus and you're not distracted by career, politics, and administration?