I can't reproduce here. However I can't see anywhere in the code that we clear the progress bar when jumping to a new video, so it may well be that before buffering starts the previous progress status shows for a brief while with a slow connection.
I can't reproduce here.
However I can't see anywhere in the code that we clear the progress bar when jumping to a new video, so it may well be that before buffering starts the previous progress status shows for a brief while with a slow connection.