When Intercom hit the headlines last week, it was not for the usual reasons. The company, founded in 2011 by Eoghan McCabe, Des Traynor, Ciaran Lee and David Barrett, has blazed a trail across the tech sector, reaching unicorn status in 2018 and winning over customers that included everyone from smaller businesses to household names. It was doing something different, yet simple and necessary: enabling its clients to communicate directly with customers through their own websites and mobile apps. It struck a chord with businesses. In the year to end-January 2019, turnover jumped to almost $90 million (€80 million); a...