In case anyone else is as baffled as I was by this comment, I did a quick web search and found this:

Pondering the orb refers to a meme that features a sagely figure looking into a crystal ball, often used humorously in various edits and templates online. It originated from a Twitter post in October 2021 and has since become popular across social media.

I knew nothing of this. Maybe I'll put the post up under that title and set the linked page to be a re-direct.