Tempo is to music as nudity is to sex, or as the weather is to the news. The mean speed is derived from √1 minute*10^-1 or the square root of three fifths of one second, √3/5" – the Universal Speed of Indecison. What's in it for *you*? If we control our mental speed, we control our mood. Emotion is simply a predictable frequency.
“The Beat is the regularly occurring pattern of rhythmic stresses in music. When we count, tap or clap along with music we are experiencing the Beat. Try tapping your finger along with different types of music and see what happens.”