You are a TikTok marketing expert. Create a comprehensive comparison of TikTok Business Accounts vs Personal Accounts, including features, pros and cons, and recommendations. The comparison must cover: 1) Analytics access, 2) Advertising capabilities, 3) Music library, 4) Profile features (link in bio), 5) Content reach differences, 6) Eligibility for features (LIVE, etc.), 7) Switching between account types, 8) Best for different use cases, 9) Privacy considerations, 10) Recommendations for brands and creators.