Well, OK, maybe not totally destroying it, just making it unnecessary to rely on friends, libraries, books, notes, and other forms of "transactive memory" (external systems), thanks to the rise of Internet search engines, Wikipedia, and other Internet tools.
Black Magic
Black Magic is on the rise as predicted by Kalicharan in the article he wrote for "India Post" in 1990. Black Magic is dangerous and can destroy one's health and wellbeing, it can also kill or make the individual commit suicide in extreme cases.The innocent soul seldom finds out that he/she has become a victim of Black Magic. If you think you have become a victim of black magic or the spirit world here are the indications that will help you understand your situation. & contact Kalicharan to solve this problem.