FIXED 4:45 PM:
Our team discovered a bug earlier today that was causing some trouble for users when they tried to access their videos, but we were able to get a fix out quickly! Give your videos a try again and reach out to our Customer Team if you continue to encounter trouble.
9/1/2020: We’ve identified an issue that is causing some of our users to have difficulties viewing or editing their projects. Our team is investigating the issue now and will fix the issue ASAP.
Keep an eye on this article for updates.