The Gmail app for iPad and iPhone got an upgrade. [Gmail Blog]
Despite the cluttered app market, half of all revenue from the app store goes to just 25 developers. [The Register]
Techstars company Karma has launched its $79 4G mobile hotspot that rewards users for sharing their connection. [TechCrunch]
If the Curiosity Rover can last eight more years, it will get a friend. NASA plans to send another rover to Mars in 2020. [BBC]
Why walk or drive to work when you could trampoline? [The Guardian]
