Surely you must have a favorite song / album / band, a favorite movie, an app, a hobby, expertise in some field, or just a good meme you saved on your phone? You are here, so it means you need and want connection. Just subscribe to as many communities that interest you (be sure to select All), and one of them will apeal to you more. Lemmy looks like is in its infant stages, and there are a lot of posts encouriging interaction, like “What are you currently working on”, “What’s your favorite X and why”, etc.