I hate to say it like every other flat earther but I don't know what to believe anymore. Check out these videos; they are quite convincing.
https://www.youtube.com/watch?v=8vqf-zK3pno
This video is a long watch. Start watching at the 1:44:30 mark to see the balloon hit some kind of barrier.
https://www.youtube.com/watch?v=oAoaA3sN8f4