Beata Zawrzel | Nurphoto | Getty ImagesTikTok said its services will go dark on Sunday without a guarantee from the Biden administration that it won't punish Apple, Google and other service providers if they support the app."Unless the Biden Administration immediately provides a definitive statement to satisfy the most critical service providers assuring non-enforcement, unfortunately TikTok will be forced to go dark on January 19," TikTok said in a statement on Friday.The statement indicates th...