Seagate, Ford, Liz Claiborne are big movers NEW YORK — Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and Nasdaq Stock Market: NYSE Seagate Technology, down 36 cents at $6.98 The maker of hard drives cut 1,100 jobs, 2.5 percent of its workforce, as part of a restructuring aimed at saving $125 million a year.

Kanye West doesn't like Twitter or impostors NEW YORK — Kanye West doesn't like impostors. And he doesn't care much for Twitter, either. In a blog posting, the outspoken rapper railed against the micro-blogging site for allowing users to set up accounts under fake names. West called on the site to take down the user tweeting under his name — and Twitter listened. The user — named KanyeWest — was suspended Wednesday. The site doesn't allow impersonation, but does allow parody impersonations clearly meant as a joke.

You get what you don't pay for in life. So if you want to skim on security software, you'll lose out on customer support, which can save you when badware gets stubborn. But most of your "tech support" involves waiting on hold and listening to poorly scripted conversation? Here are the top five free antivirus / antispyware programs. Please note that all these programs are free for home use only.

When a free Web service called WolframAlpha launches in the coming days, the general public will get to try a "computational knowledge engine" that has had technology insiders buzzing because of its oracle-like ability to spit out answers and make calculations. Which has a bigger gross domestic product, Spain or Canada? What was New York City's population in 1900? When did the sun rise in Los Angeles on Nov. 15, 1973? How far is the moon right now? If I eat an apple and an orange, how much protein would I get?

Cisco to supply Clearwire with WiMax devices NEW YORK — Clearwire Corp., which is building a nearly nationwide wireless data network, said Wednesday that Cisco Systems Inc. has agreed to make devices that can use that network. Clearwire has its new WiMax network up and running in Baltimore and Portland, Ore., but it doesn't have a lot of devices that can use the network apart from USB modems for laptops.