On World Tech Update this week, Nokia launches two Windows Phones, Sony buys Sony Ericsson, Amazon boosts Kindle Fire production, Wikileaks stops publishing classified files and new technology tracks researchers at MIT.

To comment on this article and other PCWorld content, visit our Facebook page or our Twitter feed.
Shop Tech Products at Amazon
Notice to our Readers
We're now using social media to take your comments and feedback. Learn more about this here.