Thanks. Jerboa automatically put it before and after when I clicked the superscript button and I just assumed it was another one of those Reddit/Lemmy formatting differences
EDIT: turns out it is actually one of those Reddit/Lemmy formatting differences
If you donate Bitcoin to 4chan you get a speed pass so you don't have to enter the captcha for a few months at a time, that's kind of like a membership but your posts are still marked anon so no one else would know unless using your physical device.