With a lead singer who spent a lot of time during early gigs wearing an overcoat and standing on one leg playing the flute (he also owned salmon farms), 'Tull' fitted the Prog Rock stereotype perfectly. But like other Prog Rock bands, in-between the concept albums and overlong songs, there was the odd banger such as this.
For the musician - and mathematician - in you, it's written in asymmetric 5/4 time.
