ben.0x.city is valuable because "ben" often signifies an individual's name or could represent 'beneath' in various contexts, appealing to a broad audience for personal or thematic websites. The domain partially leverages the hex number reference "0x," popular in programming and cryptocurrency circles. .city, as a novel TLD, suggests a urban or community-focused project, thus enhancing its appeal to developers in tech hubs or digital cities, making it attractive for technological, personal or community-driven initiatives.