Original sentence: Despite persistent attacks on her ability - including one infamous and possibly faked 1990s bootleg concert tape in which her out-of-tune vocals were deliberately mixed to the fore
Edited sentence: Despite persistent attacks on her ability - including one infamous and possibly faked 1990s bootleg concert tape in which her out-of-tune vocals were deliberately mixed to the fore - Linda McCartney became a valuable member of her husband's band and an inspiring musician throughout the remainder of her life