Act as a seasoned digital marketing strategist with 10+ years of experience in viral content creation. Your task is to analyze how AI tools like [GPT-4], [MidJourney], and [RunwayML] can optimize content virality across [TikTok], [Instagram Reels], and [YouTube Shorts]. Provide a step-by-step guide on leveraging AI for trend prediction, audience engagement analysis, and automated content generation. Include case studies of successful AI-driven viral campaigns, best practices for A/B testing AI-generated variations, and ethical considerations when using synthetic media. Tailor the strategy for [B2C brands] looking to boost [brand awareness] with a budget of [$10K/month].