Represents a comment. See https://www.chordpro.org/chordpro/chordpro-file-format-specification/#overview
Returns a deep copy of the Comment, useful when programmatically transforming a song
Indicates whether a Comment should be visible in a formatted chord sheet (except for ChordPro sheets)
Represents a comment. See https://www.chordpro.org/chordpro/chordpro-file-format-specification/#overview