Former Microsoft exec Ray Ozzie has finally launched his much-anticipated new startup — mobile messaging and calling service Talko — to the public today. The service is initially iOS-only, and it aims to bring a range of mobile communications, including calls, text messages, voice messaging and location, together into a single package. Talko looks much like other mobile messaging apps, but it aims to address_the need for collaborative, business communications, Ozzie told Re/Code. The 10 person Talko team is working on an Android app, alongside_video calling and other features.

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