I Ain't Reading All That refers to a screenshot of a direct message in which a person wrote, "I ain't reading all that. I'm happy for u tho. Or sorry that happened." After being posted on Twitter in late 2019, the screenshot has become a popular reaction image to long posts, similar to tl;dr.

h4. External links
* "KnowYourMeme":https://knowyourmeme.com/memes/i-aint-reading-all-that
i ain't reading all that (meme)