People used to say that movies would kill theater. Then they said television would kill movies. Then they said the internet would kill television, movies, theater, books, magazines, radio. But for now, somehow, they all live together. The internet did not become a replacement for the things mentioned. It became …

On April first I started teaching the course "Introduction to Software Performance Optimization" for third-year SCS students. For the introductory lecture I decided not to use slides and a projector, and just printed out a short lecture outline for myself. In class I asked the students whether it was more …