 During that time, significant developments were taking place in the world of musical theatre; in 1598 the work generally recognised as the first in the new genre of "opera"—Jacopo Peri's "Dafne"—was performed in Florence.The duke was quick to recognise the potential of this new musical form, and its potential for bringing prestige to those willing to sponsor it.As part of his duties to the Gonzaga court, Monteverdi was often required to compose or arrange music for staged performances.