You do everything differently in j/k/apl, so the notion of eventloop is not what you want to do there (under the hood that happens ofcourse). People would not t

You do everything differently in j/k/apl, so the notion of eventloop is not what you want to do there (under the hood that happens ofcourse). People would not typically write GUIs in these languages but you can [0]. They are actual languages, not DSLs. [0] https://www.jsoftware.com/help/primer/gui.htm https://www.jsoftware.com/help/primer/gui.htm