How TikTok's rise sparked a short-form video race

1. TikTok has 1.12 billion monthly users, reshaping social media competition. 2. Short-form video trends challenge Meta's Instagram Reels monetization efforts. 3. Legislative scrutiny of TikTok could present ad revenue opportunities for Meta. 4. Experts warn of mental health issues tied to short-form content consumption. 5. Meta's Reels monetization strategy remains a work in progress amid competition.