Just the other day Nokia Finland announced its poor Q1 2019 performance but it took the opportunity to brag about it's Nokia Technologies division. It turns out that Oppo's recently announced Reno flagship uses Nokia's OZO Audio technology. Even though it's not heavily marketed by the company, the Reno appears to be proficient not only in photography but also in audio recording as well. Nokia's OZO uses several microphones to capture high-quality audio from afar and in 360-degree radius so it would make sense that same technology is used for the so-called Audio Focus to hone in on...