"I'm definitely a night owl. I get going about the time my wife crashes and goes to bed. And in some sense, I've had to learn to be more of a cat napper in recent years because Perl development, Perl design and development, has become a worldwide phenomenon - not just mailing lists, but RSC channels, Twitter even. This all happens 24 hours a day. And people come up with questions at any time of the day or night."