I think the author of the post was referring to the fact that Belgium is a multinational state, comprised of Dutch-speaking Flanders and French-speaking Wallonia.
Lucky you! I tried learning with examples generated by ChatGPT and none of them worked at all. I then learned the basics of the API by reading this excellent tutorial: https://osm-queries.ldodds.com/tutorial/, and realised that, in hindsight, ChatGPT's answers weren't even close to being correct.
I don't know if you went to a French-speaking school in Belgium, but I was told the same thing in a French school. The French "continent" certainly refers to a large mass of land and its surrounding islands [1]. Hence, the continent is Oceania rather than Australia.
Indeed (I guess you meant "much better to have it with ZFS support already enabled"). I simply mentioned this for people unaware of the existence of this script who don't have network issues with the Arch ISOs.