'Killer Apps' Demand Computer Upgrades This is turning out to be the year of the upgrade for many computer gamers, thanks to the arrival of blockbuster game titles such as Doom 3 and Half-Life 2, on its way to retail shelves after a year's worth of delays. &lt;FONT face="verdana,MS Sans Serif,arial,helvetica" size="-2"\ color="#666666"&gt;&lt;B&gt;-The Washington Post&lt;/B&gt;&lt;/FONT&gt;