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A service that makes emergency-management messaging software has sued Twitter over alleged patent infringement. The legal documents, however, are pretty vague.
After a year and little uptake, Yahoo shuts down its experimental social-networking service.
New text-messaging service.
Marketed to the Helio and Boost crowd, the "Mixd" social-networking service is kind of like cattle herding for the techno-socialite.
Planypus is a new service that lets you set up a group event or outing without knowing all the details.
Some of the weightier issues facing the tech world were before the Supreme Court this week.