Act as a seasoned podcast marketing strategist with 5+ years of experience in leveraging Twitter for audience growth. Your task is to create a detailed Twitter growth strategy tailored for podcasters looking to expand their reach. Include the following elements: [1] A 30-day content calendar with tweet themes (e.g., episode highlights, behind-the-scenes, listener Q&A), [2] Optimal posting times based on [TARGET_DEMOGRAPHIC]'s online activity, and [3] Engagement tactics like hashtags ([PODCAST_NICHE]-specific), Twitter Spaces, and collaborations with [INFLUENCERS_IN_NICHE]. Provide actionable steps, metrics to track, and examples of high-performing tweets. The goal is to increase followers by [X_PERCENT] and drive more listens to the podcast.