Music is a masterpiece of art created out of deep passion of rendering an emotion of love, fear, happiness and joy. It could also be inspirational or encouraging type. Most musicians create music based on their experience and environment. It can also be created out of every day's life experience that they observed. Music can touch the heart and give a soothing and calming effect. It can also give strength and power. For this reason music has been the appreciated by people of all ages.

When the created music is recorded and mixed it is normal that the musician indulge in giving the best in its rendition. They are eager to accomplished and have the album release. But during the process of productions few will notice any irregularities on the created piece. Most are sensitive on critic reviews because the musician usually put all their heart and souls to create the music.

To ensure good recording quality of song the musicians must have the assistance of mastering engineer. This engineer works as a quality controller to check the quality of the song produced. They usually possess expertise and independent ears suited to give professional opinion on the freshness or impression on the song created. They focus on the final rendition of the song. Afterwards they evaluate it and explain to the musician the irregularities or error in the music. Then they recommend suggestions on how to give the music or song a fresh appeal to achieve the objective of giving finest music.

Communication with mastering engineer must be open which means musician must make consultation to them. They trained to give an honest opinion and generally they do not encourage emotional aspect or effort exerted in producing the music. Outside factors or internal factors do not to interfere in their judgment because their main focus is to make the created piece a masterpiece on its own. Trust and confidence are essential factors that must be established between the musician and the mastering engineer. The feedback and the objective vision of the mastering engineer give the direction of positive success of the music.

When composers introduce styles of music which break with convention, there can be a strong resistance from academic music experts and popular culture. Late-period Beethoven string quartets, Stravinsky ballet scores, serialism, bebop-era jazz, hip hop, punk rock, and electronica have all been considered non-music by some critics when they were first introduced.

Such themes are examined in the sociology of music. The sociological study of music, sometimes called sociomusicology, is often pursued in departments of sociology, media studies, or music, and is closely related to the field of ethnomusicology.