Michael Cerda

Redux of Jangl and TalkPlus But With A Twist

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Image via CrunchBase Image via CrunchBase Back in the heydey of VoIP, circa 2006/2007 GrandCentral was the "buzz and da bomb" quickly gaining likely some hundreds of thousands of users before getting snapped up by Google and turned into GoogleVoice. But they had rivals, not direct competition, but services that did different things. Two of … Read more

Second Lines on Mobile Phones-Old Ideas Are New Again

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Image via CrunchBase First there was TalkPlus, a company started by Jeff Black and John Todd. Then there was Jangl from Michael Cerda who pretty much handed the intellectual property to Jajah (now part of Telefonica) so it would have a home. Others have been around too, and now one of those which has lasted … Read more