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peopleoftensaywehaveenteredtheelectronicage.putershavebeethecenteroflife.noonecanliveandworkwithoutputers.inthefuture,everyonecanworkandstudyathomeheforeapc.therewon'tbepilesoffiles.instead,adiscisokenough.
withtheappearanceofprinters,thepenbeeslessusefulthanbefore.andsincetheputerwascreated,paperisalsograduallygivingwaytothescreen,whichcanshowlivelymovingthingsfromdifferentsidesinthesamepicture.itistruethatwiththedevelopmemofscience,suchproductsasputersandprinterswillbethemajortoolsinourfuturelifeandwork.
butthetraditionaltoolswillalsoexistforalongtimetosupplementthefunctionofthemodernones.atleast,westillneedpenstosignwithandpapertosignon.