Steve jobs health rumor on Tuesday (12:45pm...nice ride down) and the failed deal with Macroworld.
BTW, with our collapsing economy and money being taken out of stocks, the strongest sector hit is Technology (in addition to energy for different reasons: b.s. 150 oil). Most of the money in stocks is being taken out of that sector. Additionally, these are the companies that need cash the most considering most don't even have good revenues.