They always say that philately is a symbol of global friendship. But as the tradition of writing letters is diminishing, and the popularity of stamps is decreasing, is there any chance philately can survive?Well, Slovenian philatelist Paulo Magalhães has proved it can. In fact, he and his small team of friends have managed to unite thousands of global citizens in bonds of friendship through one philately item: A postcard. Since almost five years ago, his online project www.postcrossing.com has allowed people to receive postcards from all over the world. The idea is: If you send a postcard, you will receive at least one back from a random Postcrossing member from somewhere else in the world. Yup, you don’t know to where and to whom your postcard will be sent, and you have no idea who will send you one back. It’s all about surprises.“The randomness or surprise factor adds a nice tou...