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peopleoftensaywehaveenteredtheelectronicage.computershavebecomethecenteroflife.noonecanliveandworkwithoutcomputers.inthefuture,everyonecanworkandstudyathomeheforeapc.therewon'tbepilesoffiles.instead,adiscisokenough.
withtheappearanceofprinters,thepenbecomeslessusefulthanbefore.andsincethecomputerwascreated,paperisalsograduallygivingwaytothescreen,whichcanshowlivelymovingthingsfromdifferentsidesinthesamepicture.itistruethatwiththedevelopmemofscience,suchproductsascomputersandprinterswillbethemajortoolsinourfuturelifeandwork.
butthetraditionaltoolswillalsoexistforalongtimetosupplementthefunctionofthemodernones.atleast,westillneedpenstosignwithandpapertosignon.