TikTok is testing a 60-minute video upload, that's bad news for YouTube.Shriya BhattacharyaTikTok is testing 60-minute video uploads, challenging YouTube's long-form content domain.TikTok has gradually increased its video length limits to 10 minutes for all users.Longer video uploads may shift viewership from streaming services like YouTube.TikTok is giving some users the option to upload 60-minute videos to the platform.