After hours of debugging and reading, I finally found out why my xitter client didn't work 🤦♂️
modified exitter.el @@ -320,7 +320,7 @@ (replace-regexp-in-string "&" "%26" (replace-regexp-in-string - "=" "%3d" + "=" "%3D" (replace-regexp-in-string "%" "%25" (replace-regexp-in-stringhttps://g.ypei.me/exitter.git/commit/?id=fffd9a8326a7b676338c339e04aaba15c7da72b3