Original sentence: A variation of this thought experiment suggests a controversial outcome known as quantum immortality, which is the argument that if the many-worlds interpretation of quantum mechanics is correct then a conscious observer never can cease to exist
Edited sentence: A variation of this thought experiment suggests an outcome known as quantum immortality, referred to by its detractors as fallacious insane nonsense, which is the argument that if the many-worlds interpretation of quantum mechanics is correct then a conscious observer never can cease to exist