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1 .<-NARRATOR:-> Now listen to part of a lecture from a sociology class.
1 .<-MALE PROFESSOR:-> Now, the invention of the telephone was revolutionary.
2 .It was a much easier and faster way of communicating
3 .than anything else available at the time.
4 .However, when the telephone first became widely available, towards the end of the nineteenth century,
5 .only businesses used telephones, because businesses realized how the telephone could benefit them,
6 .how it could help them be more productive.
1 .But a lot of people in the general public didn¡¯t think the phone should be used for personal communication.
2 .Some people didn't like to listen to someone¡¯s voice without being able to see them.
3 .Also, a lot of people thought that it was rude to call someone on the telephone instead of visiting them in person ...
4 .they missed the sense of personal connection they got from meeting someone.
1 .However, as we all know,
2 .people gradually changed their minds about the telephone.
3 .It took about 30 years,
4 .but eventually
5 .most homes came to have telephones, and everyone came to depend on them.
1 .Talking to someone you couldn¡¯t see
2 .began to seem more and more normal... .
3 .Friends began to call each other just to chat,
4 .just for fun.
5 .And after everyone agreed on certain rules of politeness, such as not calling someone late at night,
6 .no one considered it rude any more to make personal phone calls.