This is the beginning of what I tried to post:
“Clock time is updated from an Internet time server every day or so, and is never more than a few seconds out. There are no security warnings when I visit wordpress.org (or the vestigial blog I have to maintain there in order to comment on other blogs). I’m vague about how the Inspector works, but it looks as if the rectangle is generated by this HTML code (I hope I’ve formatted it right): […]”