Computer based system

  How reliable computer based system? Should the world go paperless? https://books.google.com/books?id=vVVTBgAAQBAJ&lpg=PP1&pg=PP1#v=onepage&q&f=false https://www.youtube.com/watch?v=rFxewUq1cE4 https://www.youtube.com/watch?v=UMiPW831b1o