But achieving it won't be easy, as Tunisia's example already reveals; and Egypt's own history warns us that the foundations of despotism are deep and wide.
Under longstanding pressure, the BBC already reveals the salaries of executives earning more than £150,000 a year and "talent" on £450,000-plus.
The Messiaen, a relatively early work, stops well short of the supersaturated harmonies of the composer's later, truly mystical years, but already reveals a strong spiritual bent, its three sections representing Jesus' crucifixion, human sin, and repentance and redemption.
But plenty of other data get collected by the Census Bureau every year, and our trawl of what has been gathered over the past decade already reveals some seismic shifts.
His earliest datable work, the "Madonna and Child" (1437) from Tarquinia Corneto, relies on the Madonna from the Pisa altarpiece, but in his Christ Child Fra Filippo already reveals an earthiness and sweetness unlike anything by Masaccio.
Among the other Verdi curiosities is a five-minute Adagio for "tromba" (an early valve trumpet) and orchestra, a melancholic work from the late 1830's that already reveals an ear for shifting chromatic harmony.
