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1、Lesson7TheAgeofMiracleChipsI. 1)ItlookslikeastylizedNavahorugortheaerialviewofarailroadswitchingyard.Itismademostlyofsilicon. 2)Thecomputerof25yearsagowasaslargeasaroom.Themiraclechipoftodayissmall,cheap,easytomassproduce,fast,infinitelyversatileandconvenient. 3)At7:30a.m.,whenthealarm:lockburrs,th
2、ebedroomcurtainsswingsilentlyapart,thevenetianblindssnapupandthethermostatbooststheheattoacozy70~.Thepercolatorinthekitchenstartsburbling;thebackdooropenstoletoutthedog.TheTVsetblinksonwiththeday'sfirstnewscast.AfterthenewsonTVcomesthemorningmail,fromcorrespondentswhohavedictatedtheirmessagesintoth
3、ecomputernetwork.Mr.A.,stillinbed,thenpressesabuttononabedsideboxandissuesastringofbusinessandpersonalmemos,whichappearinstantlyonthegeniescreen.Afterhisshower,whichhasturneditselfonatexactlytherighttemperatureattherightminute,Mr.A.isalertedbyabuzzerandabluelightonthescreen.Hisbossisonhiswaytotheof
4、fice.Mr.A.dressesandgoesouttothecar,theengineofwhichisrunning." Afterherhusbandhaskissedhergoodbye,Mrs.A.usesthecomputertodoshoppingfortonight'sdinnerparty.Thensheordersfromthememorybankherfavoriterecipes,tellsthemachinetocomputetheingredientsforsixservings,anddirectstheovenstoreachthecorrecttemper
5、atureforeachdishaccordingtotherecipe,startingat7:15p.m.Shethenjoinsateleviseddiscussionofart.LatershewandersintothecomputerroomwhereshehasjustlearnedfromhisheadsetthathisdrillinLatinverbconjugationwasverygood. 4)Homeinformationmanagementsystemswilltakeovermemopads,notebooks,files,billsandthekitchen
6、bulletinboard.AndhousewiveswillbeabletodotheirshoppingbycomputerTV. 5)Hospitalcomputerswilltaketheplaceofdoctorstotalktopatientsandtheyareprogrammednotonlytoremindthepharmacydepartmenttoprepareprescriptionsbutalsotoalertnursestogivetheproperdosageattherighttime. 6)Inadditiontothemicroprocessorsunde
7、rthehoodthatwillhelpthemachineoperatemoreefficiently,tinycomputerswilleasetensionsandmakelifesimplerforthedriverandpassengerstoo.Forexample,atthepushofabutton,thedrivercangetareadoutontheamountoffuelintheta