Go to https://piefed.social/user/settings and choose 'OpenDyslexia' in the Font setting, halfway down the form.
This font looks odd to me but I'm told that it really helps some people. If you're one of those people, please let me know if you have any preferences around letter spacing or line height, etc.
Edit: PieFed also has Atkinson Hyperledgible
This may be stupid of me to ask but did you scroll down? I thought the same thing, at first, before realizing the initial text was not, in fact, the text that was supposed to be worse.
Haha, my god. No i did not