The unauthorized (未经授权的) copying of computer programs by American businesses alone deprived software publishers of $1.6 billion last year, a figure that swells to nearly $ 7.5 billion when overseas markets are included. "Industry’s loss on a global (67) is astonishing", says Ken Wasch, head of the US software Publishers Association. (68) first glance, software piracy (盗版) seems no different from (69) of any other copyrighted materials. But software is not really like other intellectual (70) . Books and videotapes can be copied only by (71) that are relatively (72) and expensive, and the product is (73) quite as good as the original. Software, on the other hand, is easily (74) , and the result is not a scratchy second- generation copy (75) a perfect working program. The rapid growth of electronic networks only (76) the problem, for it allows anyone with a computer and a modem
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