Irritating subtitles at times that had white print with a white background. Thats isn't readable. And it was small print. When English was spoken, the little sound bites were usually meaningless cute statements that didn't help anyone understand 'what bitcoin is' or if it is safe to have or how the value of it changes.
Like many documentaries, there was a cute woman going around during interviews. Sometimes the documentary seems more about watching the woman than learning anything about the socalled subject of the documentary.