Act as a social media growth strategist with 5+ years of experience in AI-driven audience expansion. Your task is to outline a detailed, step-by-step plan for growing a Twitter (now X) account using AI tools. Include [NUMBER OF MONTHS] for expected growth, [TARGET AUDIENCE] for customization (e.g., tech entrepreneurs, fitness enthusiasts), and [PREFERRED AI TOOL] (e.g., ChatGPT for content, Hypefury for scheduling). Cover these areas: 1) AI-generated content optimization for virality, 2) smart engagement strategies using sentiment analysis, 3) data-driven posting schedules based on audience activity, and 4) competitor analysis with AI insights. Provide 3 actionable tactics with metrics to track success (e.g., [METRIC 1: engagement rate], [METRIC 2: follower growth rate], [METRIC 3: click-through rate]).