Former rugby international Jamie Heaslip slips onto his seat on a bench in Bread41, a coffee shop and bakery, under a railway bridge on Pearse Street. He is a slimmed down version of the man who earned 95 caps for Ireland at number 8. It is not long after the news broke that Heaslip was among the minority shareholders in Pointy, the Dublin start-up which was sold to Google for $160 million.  Heaslip was a seed investor in the business, putting in a few thousand into the business and assisting it raise its profile during its early days. He is…