Serse tragedy and comedy or high and low class characters. The musicologist Charles Burney later took "Serse" to task for violating decorum in this way, writing: "I have not been able to discover the author of the words of this drama: but it is one of the worst Handel ever set to Music: for besides feeble writing, there is a mixture of tragic-comedy and buffoonery in it, which Apostolo Zeno and Metastasio had banished from serious opera." Another unusual aspect of "Serse" is the number of short, one-part arias, when a typical opera seria of Handel's time was almost wholly made
Sheet music have been capable of producing music without the capacity themselves to read or write in musical notation, as long as an amanuensis of some sort is available to write down the melodies they think of. Examples include the blind 18th-century composer John Stanley and the 20th-century songwriters Lionel Bart, Irving Berlin and Paul McCartney. As well, in traditional music styles such as the blues and folk music, there are many prolific songwriters who could not read music, and instead played and sang music "by ear". The skill of sight reading is the ability of a musician to perform an unfamiliar