Finding someone to meet in a foreign country used to require luck, a shared hostel kitchen, or a friend of a friend who happened to know someone local. That version of travel dating still exists, but most people now open an app before they land. The process has become routine. You update your location, scroll through profiles, and arrange to meet someone for coffee in a city where you don’t speak the language. The mechanics are simple. The complications come from everything else. Dating apps have removed the geographic barrier that once made meeting people abroad difficult. Tinder alone operates in 190 countries and supports 56 languages. Badoo reaches users…