In Chinese, it always added something like "For study/research purpose only. Please delete after 48 hours." This is what those volunteers added in subtitles of (pirated) movies/shows.
Yes, Nazi propaganda did often refer to the Allies, particularly the UK and the US, using terms such as “Anglo-American” or “Anglo-Saxon” in a pejorative sense. This language reflected the Nazis’ racist ideology, in which they posited a hierarchy of races with Aryans at the top and viewed others, including Anglo-Saxons, as lesser or enemies. This also served to foster animosity and dehumanize the Allies among the German populace. However, such language was not universally used by all within the Nazi regime, and the terminology often varied depending on the context and specific propaganda objectives at the time.
On intel MacBookPro 2020, CPU-only, the original one[1] using pytorch utilized one core only. A tensorflow implementation[2] with oneDNN support which utilized most of the cores ran at ~11sec/iteration. Another OpenVINO based implementation[3] ran at ~6.0sec/iteration.
FYI, Celestial grace in his letter meant the grace of Qing Emperor, and Celestial Court the Qing Government. Lin's perspective was pretty Qing-centric which was of course orthodox in his ideology. The letter reads so supercilious as if it were written by someone much worse than D. Trump. I doubt if the messenger had the guts to deliver or just burnt it silently.