Here, you'd like something powerful, with agile maneuver, a compact and robust size half-way between the foot soldier and his Humvee or truck, bringing support of heavy firepower, a level of armor, robotics and gear into the alleys - something that will team in numbers to move and cover dismounted soldiers and each other, just as our foot soldiers do for each other everyday.

CENTERFORSECURITYPOLICY: The power of Jake

The official likened Walker to a foot soldier talking about what a senior general has in mind -- saying the American was unlikely to know.

CNN: Sources: American Taliban fighter says new attack planned on U.S.

This so-called blade server, controlled by a Transmeta microprocessor, was designed merely to be a foot soldier in an army of servers that, when lashed together, could demolish the performance of much more sophisticated systems for much less cost.

FORBES: Attack From Below