New PlayStation may debut this month

Sony is expected to unveil the PS4 on February 20, Nokia is testing a supermaterial, and Amazon amps up Prime Instant Video content.

Friday's CNET Update deciphers the shapes:


Stories from today's tech news roundup:

- Sony expected to unveil a new PlayStation this month -- before E3

- Verizon has new prepaid plans for 3G smartphones

- Nokia is researching a new material called graphene

- HBO Go may be coming to Apple TV

- Amazon beefs up its Prime Instant Video streaming with Downton Abby and is also creating original kids shows

- Netflix premiered the series, "House of Cards," and all 13 episodes are available now

- CNET's Download team highlights free alternatives to the new Office 2013 and Office 365

Watch CNET Update in the video above, or subscribe to the podcast via the links below.


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