A mover and shaker in the Irish start-up ecosystem, DC Cahalane drank the Kool-Aid, walked the miles and wears the t-shirt. What he doesn’t know about Irish start-ups isn’t worth knowing. Part of the Trustev growth journey that saw the company sell for $44m, he established Republic of Work in Cork and today leads Dogpatch Labs’ latest First Friday partnership series with Google, Hupbspot, Microsoft and Salesforce. He talks about the future of the ecosystem.