Ray Tilson lives in a beautiful estate in Kilternan, Co Dublin. Or at least I think he does. The lockdown has ended face-to-face interviews, but the view of the property from Google Earth is certainly splendid. The estate dates back to 1834, boasting the original features of the period as well as splendid views of the Dublin mountains. In the distance, you can see the Irish Sea. Tilson maintains a low profile. Yet, he is a highly astute investor who, along with his friend Matt Minch and their team, built a significant wealth management business in Dublin over the last…