Inrecentyearstherehasbeenadramaticriseinthecellphones,whicharenowessentialtomillionsofpeopleasaconvenientformofcommunication.In2004thenumberreached315,000,000,withanaverageannualincreaseat57,500,000.
Somepeoplecannownolongerimaginelifewithouttheircellphones.Thefactthattheyaresopopularprovesthattheyareusefulandconvenient.Cellphonesenablepeopletoeasilyandquicklycommunicatewithoneanother;whereveryouare,youcaninstantlyreachsomebody.Cellphoneseliminatethetroubleofnotbeingabletomeetsomeoneinperson,andthereforeincreasebusiness'sefficiency.
Mobilephonesnecessarilyalsoharbordisadvantages.Theradiationsuchphonesemitishazardoustoone'shealth.Furthermore,ifpeoplebecometooreliantontheuseofcellphones,ourfacetofaceskillsmaydecline.Anynewinventionhasitsdrawbacks,andsuchnegativeaspectscannotalwaysdiminishitspopularity.Despitethenegativeeffectsoftelevision,forexample,thenumberofpeoplewhoowntelevisionscontinuestogrowatatremendousrate.Thisisalsothecasewithmobilephones.Peoplewon'tstopeatingjustbecauseoftheriskofchoking.Inaddition,theswiftdevelopmentofscienceandtechnologywilllikelyeliminatethehazardscellphonesmaycause.Onecansafelypredict,therefore,thatwiththeintroductionofnewtechniques,mobilephoneswillhavemoreapplicationsandbecomeevenmoreappealingtocustomers.
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