Spem in alium was written by Thomas Tallis in c1570 and stands apart from most other choral music because it is written for 40 parts. Most choral music, regardless of the number of people in the choir, only has 4-6 parts. Just for its sheer flamboyance, Spem is famed among choristers due to the challengesContinue reading “Spem in alium: a motet for 40 synthesizers”