Hank Nothhaft, chief executive of Danger, which has just been sold to Microsoft for a reported $500m, talks about his likes and dislikes.

What’s in your pocket?
A prototype of the next Sidekick (mobile-cum-internet device). It’s thinner and less wide but has a bigger keyboard. Now I no longer keep it on a belt, I’m always losing it. I was known as the “absent-minded professor” as a student.