61.  (R means reporter, and W means Mr Maarc Levoy. )

62.  R: Mr Levoy, Could you please tell me why the project is necessary?

63.  R: Then, do you really think the project is worth so much money?

64.  R: Thank you for your sparing time to answer my questions.

65.  R: What advanced technology will be used in the project?

66.  R: Then how long will the project last with the latest gadgets?

67.  R: How much will it cost?

68.  R: Is it necessary?

69.  In the next conversation , M refers to Marc Levoy, and R refers to the reporter.

70.  -R: Hello, professor Marc Levoy.