This is quite rich, interesting and educative in all ramifications. It is normal for man to seek immortality after achieving almost everything achievable in this life according to Abraham Maslow's hierarchy of needs. However, if any of the recent or perhaps the future quests becomes successful, the world would be in total turmoil with immortality achieved. Death, even though represents hopelessness for some, serves as the light at the end of the tunnel for others.

Great work by the way, I just wish an addendum of further reading is attached to the article.