25 Feb 2019 --- The NextGen Cup Challenge, launched in October 2018, calls on innovators, start-ups, suppliers and industry experts to join a global challenge to develop the next generation of recyclable, compostable, to-go, fiber cups. The winners of the challenge will be announced this coming Thursday, the 28th and PackagingInsights speaks to one of the shortlisted companies: Irish start-up, Butterfly Cup.