and for the people that don't know, its not just because they forgot to switch, sometimes it's just faster, e.g. YouTube search also recognizes Hangul sequences

and for the people that don't know, its not just because they forgot to switch, sometimes it's just faster, e.g. YouTube search also recognizes Hangul sequences in Latin if you type them out you can also swear in a comedic way by just typing the Hangul sequence in Latin e.g. tlqkf