Butter corn miso ramen is a thing in Sapporo. Probably invented to promote regional products (Hokkaido is famous for corn and dairy) to tourists.

AC is not common in Europe. There’s a variety of heating systems: gas boilers, direct electric heating, district heating, etc. Heat pumps are a growing market though.

Unfortunately, when you do find a text article explaining the thing it’s often unnecessarily long and padded out with meaningless fluff, just so more advertising can be stuffed within the contents.

I think it’s more so that the kind of people contributing to these projects are on balance not that interested in doing the marketing work.

It would be pretty funny if GPT starts putting licence notices under its answers because that’s what people do in its training data.