因为硬件制造商在制造64位电脑的时候并没有太多地考虑64位的驱动，即使他们考虑了，时间紧迫他们也没有时间来改良，因而问题越积越严重。
Because hardware makers haven't paid much attention to 64-bit drivers, and when they have, they've tended to have a tough time writing them. The problem may only get worse.
信用违约一直是难以控制的，但目前也还没有制造出太多的问题。
Credit defaults have been very volatile, but it hasn't created a problem yet.
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