When uploading a video to a .COM site, closing and re-opening the post or switching to HTML mode and back to visual before the video has finished processing will cause the editor to continuously attempt to load the video and poster image (before they're available), causing some glitchy UI behavior as well:
When uploading a video to a .COM site, closing and re-opening the post or switching to HTML mode and back to visual before the video has finished processing will cause the editor to continuously attempt to load the video and poster image (before they're available), causing some glitchy UI behavior as well:
https://cloudup.com/c1rrUT1R3Nb