Which of the following activities do you think should be a fair use? Giving reasons using copyright law and/or court cases. (If you think the ethically right decision differs from the result that follows from applying the fair-use guidelines, explain how and why.)

a) Making a copy of a friend's spreadsheet software to try out for two weeks and then either deleting it or buying your own copy.

b) Making a copy of a computer game, playing it for two weeks, and then deleting it.