| 1. | But that was delusion, dear friend, and one soon comes up against a brick wall . . ..
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| 2. | :: I certainly don't know how to resolve all the issues-it seems that we have come up against a brick wall.
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| 3. | :: : I certainly don't know how to resolve all the issues-it seems that we have come up against a brick wall.
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| 4. | As ever smaller electronic devices are needed to improve the speed and power of computers, " the silicon industry is coming up against a brick wall,"
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