71.   Another impact is that for every school that gains pupils under open enrollment, another school loses pupils.

72.   Another long-term impact is on development.

73.   As a consequence, their main impact today is in curbing abuses by governments that lack geopolitical or economic significance.

74.   As a practical matter, of course, its impact is currently small because Web use remains relatively limited.

75.   As for consumers, the impact is less certain.

76.   As for writing, particularly if one has an audience, the impact can be huge.

77.   As Glass has found out with her daughter, the emotional impact of vitiligo is especially difficult in a culture that places such an emphasis on beauty and appearance.

78.   As recent events clearly illustrate, however, when catastrophes do occur, their impact can be devastating, unpredictable and far-reaching.

79.   As welfare reforms go, these impacts are huge.

80.   As replacements for the ubiquitous floppy, now so cheap as to be essentially free, their impact has so far been minimal.