I noticed that even these little HN checkboxes have a grammar checker. Earlier, I carelessly wrote "the the", and it underlined the second "the" as incorrect.

I noticed that even these little HN checkboxes have a grammar checker. Earlier, I carelessly wrote "the the", and it underlined the second "the" as incorrect. And yet, the comments in response to my OP are full of easily detected errors. It's like you have to make an effort to screw it up.