(NEWSER) - Sony has slashed the price of PlayStation 3 by $100 in advance of holiday shopping; the cheapest console will now be a 40-gigabyte model for $399—down from $499 for a 60-gigger. PlayStation is the priciest of its rivals, and sales have lagged: Compared with 404,000 Nintendo Wiis and 277,000 Xbox 360s, only 131,000 PS3s sold in August, the Journal reports. More»