A full recap of this week"s hottest stories. Items include:

Sales for the PS3 were warm over the U.S. holiday sales period. NPD Group Inc. this week reported sales of 797,000 units in the month of Dec.

BBC News this week reported that while the Blu-ray disc drive in the PS3 is upgradeable, most others are not. The PS3 includes an Ethernet port to allow for firmware upgrades.

The Xbox 360 ranked last in the latest video game hardware sales data from Japan. Sales for the product reached only 4,000 units during the week.

NPD Group Inc. this week said that Wii topped Dec. U.S. video game hardware sales, moving more than 1.3 million units in the month.