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The computer was invented in year 1871
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Telephone was invented in March,10,1876 ,used for communicating by speaking into it.Telephones were really popular at the time.
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Invented in 1978 with help of a 14 year old boy.E-mail is used as business communication or is highly used for communication.E-mail is still used today but not as much as when it was invented.
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With skype you can communicate with people all around the world with a computer,phone or any device with internet access.Skype was invented by Janus Friis,the softwear was created on 29,August,2003.
