Psytechnics, a start-up headquartered in Ipswich, UK with US offices in Boston, closed a new round of funding bringing total capital raised to over $20 million. The company specializes in solutions for Quality of Experience (QoE) assessment for mobile, fixed and converged network service providers.Psytechnics' products provid real-time, per-session measurement of end user experience for rapid detection and resolution of service affecting issues....