Poplar?

They have that under all their comments.

Another day of learning about Linux from the comments under a meme.

literally this

Author-activist Cory Doctorow does a daily thread on Mastodon (on stuff like tech policy) but because each post doesn’t have much text the threads get long. He also posts it on his blog, but I think Brewchin finds the thread annoying. His account: https://mamot.fr/@pluralistic

No compression artifcacts or cropping. Must be a restoration of the original antique image macro.