Symantec Screwup Is 'Worse Than Any Virus': A routine update from Symantec Security Response wreaked havoc on a California company's clientele this week when it inadvertently tagged a program produced by Solid Oak Software as a virus and cut off the Internet access of Solid Oak customers. PC Magazine.

Five Things We Don't Miss About Old-School Computing: It's easy to wax nostalgic about your Commodore 64, but would you really want to return to the era of dot-matrix printers and PCs that could PC World.

IBM says breakthrough heralds supercomputer on chip: In research published on Thursday in the journal Optics Express, IBM said it had produced electro-optic modulators 100 to 1,000 times smaller than comparable silicon photonics modulators and small enough to fit on a processor chip. Reuters.