Mac

Steve Jobs, whose vision and drive made Apple the most valuable technology company in the world, dies at age 56.

The overall percentage is still insignificant, but sales of Apple's Mac computers in the enterprise soared in the company's last fiscal quarter.

A number of tech stocks were down Wednesday, so Apple's (NASDAQ: AAPL) drop through late morning of 8.25, or 2.4 percent, could just be part of the ongoing negative impact of the nuclear crisis in Japan on Wall Street.

Impressed by reported better-than-expected holiday sales and expecting big things from Verizon's pending introduction of the iPhone, several analysts who cover Apple for investors this week have bumped up their performance estimates and share-price targets.

If Apple is trying to crack back into the enterprise IT business, can it make any progress using only shiny handhelds, hip advertising and nothing to put in the data center but brochures.

Security firms Intego and SecureMac issued warnings to Mac users about a recent Java-based malware threat spreading through social networking sites that can infect both Macs and Windows PCs alike - reiterating the fact that Macs also suffer from vulnerabilities that can be exploited and may be at greater risk because of a sense of invulnerability.

Got a Mac? Then upgrade it. Now.

Oh, tower computer, we hardly knew ye!

Rage! Rage at what you do not understand!

Some intriguing numbers about Mac-PC cohabitation.

And Windows users feel the burn of brand awareness.