We're back on the floor here at CES to bring you 450 seconds of the latest tech news — 90 delicious seconds at a time. Grab a caffeinated beverage and buckle up.

This is 90 on 90.

Stories of the moment:

• Sony launching world's first 4K video distribution service for consumers
• Sony expands its 4K TV range with 55- and 65-inch models
• Sony launches the 5-inch, quad-core Xperia Z into the battle for best 1080p Android phone
• Dish Network takes on TV Everywhere by integrating Slingbox into its Hopper DVRs