After capping off a 14-hour day with an outdoor rally at Clemson University on Wednesday, McCain -- known to eat just about whatever type of foodstuff that makes it way aboard the bus -- barreled his way toward the back with a couple of fast-food hamburgers in hand, shouting for aides to bring some back for the press corps.

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If fast enough memory can be had, the EV6 bus will give the K7 a big edge over the Pentium III -- Intel's current top bus speed is 100 MHz.

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Witnesses said that they saw smoke coming from the back of the bus and that it was going very fast, said Michelle Profant, a spokeswoman for the California Department of Transportation.

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