In a paper on the legal implications of longevity, the writers make this observation: “The time may not be far away where we may be able to live much longer than we do now—potentially forever.” The New Encyclopædia Britannica explains that rather than cellular breakdown, wear and tear, or other processes, the cause of death seems to be some undetermined factor that makes the bodily processes malfunction or shut down. It states: “It is possible that aging in an individual is actually due to a breakdown in the control mechanisms that are required in a complex performance.”