A lot of the machines that Google is built on—commodity is the polite word for them—they're regular PCs and so they're not always the most reliable.

Paul Buchheit: Then you have what we do with PCs, and that's technically pretty challenging—to take this big network of machines that are unreliable and build a big, reliable storage system out of it.

I had a dream about you. You were a stranger playing a gig in this pub where I was waitressing. I felt like I knew you or needed to, so I asked you to have a few drinks with me. Then my alarm went off. I sat up in bed to see you still sleeping. I’m glad I decided to wear a kilt that summer while I was in school.