Once upon a time, a carefully curated mixtape could be the ultimate romantic gesture.But tucked among the love songs and thoughtfully chosen tracks might have been something more revealing about its creator – and potentially enough to put a budding romance on ice.According to music psychology researcher Amanda Krause, what we dislike about another person's musical tastes can say as much about us as the songs we love.And those musical prejudices can influence how we see others, the friendships we form and even our romantic prospects.Dr Krause, a senior lecturer at James Cook University in Townsville, has spent much of…