Original sentence: Tone deaf people often lack a sense of musical aesthetics, and much like a color blind person would not be apt to appreciate colorful visual art, some tone deaf people cannot appreciate music.Tone deafness affects ability to hear pitch changes produced by a musical instrument and/or the human voice.Tone deafness is also associated with other musical-specific impairments such as inability to keep time with music (the lack of rhythm), or the inability to remember or even recognize a song.Tone deafness is also known variously as amusia, tune deafness, dysmelodia and dysmusia.While someone who is unable to reproduce pitches because of a lack of musical training would not be considered tone deaf in a medical sense, the term might still be used to describe them casually
Edited sentence: Someone who is unable to reproduce pitches because of a lack of musical training, however, would not be considered tone deaf in a medical sense, though the term might still be used to describe them casually.Tone deaf people often lack a sense of musical aesthetics, and, much like a color blind person would not appreciate subtle shading in a painting, some cannot appreciate music.Tone deafness can affect either or both the ability to hear pitch produced by a musical instrument and/or the human voice.Tone deafness is also associated with other "musical disabilities," such as the lack of rhythm, or the inability to sing or play a musical instrument in time with a regular or syncopated beat.Tone deafness is also known as amusia, tune deafness, dysmelodia and dysmusia