Huffington Post says that Ars Technica says that the Mac Flashback trojan virus is about again and has affected 600,000 laptops, and that Apple has issued a Java update as of April 3 that we all should load ASAP.

NPR says, "maybe, maybe not".

Huffington has an F-Secure link that tells you how to check if you're infected, NPR sends you to Gizmodo.

FWIW.

~ Becky in Tucson
(updating to hedge my bets, although I'm in Tucson on the slow DSL and usually I wait until I'm in Long Beach with the faster cable connection...)