What is tempo?

The basic idea of tempo is simple: how many beats there are per minute. More beats per minute means the music is faster, fewer beats per minute means the music is slower. The image below shows a tempo map of “Dear Prudence” by the Beatles that I made with Ableton Live. The song’s tempo ranges …

The Great Cut-Time Shift

There has been a dramatic shift in American popular music’s grooves over the past sixty or so years. To understand it, you need to know what swing is. Here is a piece of music played without swing: Here is that same piece of music played with swing: