By Tobias Carroll It’s been over a decade since holograms made a dent in the public consciousness with will.i.am’s appearance via hologram on CNN to discuss the 2008 election. Since then, holograms have cropped up in unexpected places, including reviving deceased musicians in a number of settings. But it turns out that one of the most intriguing uses for the technology is for a more quotidian purpose — getting people into the same space without one of them having to travel to do so. That’s the thinking behind the tech company PORTL, whose technology acts as a kind of telepresence device, sendi…