Drupal 9 download on https://civicrm.org/download links to a non-existent Installation Documentation page
Drupal 9 download on https://civicrm.org/download links to a non-existent Installation Documentation page instead of the CiviCRM tarball for Drupal 9.
People who are using Drupal 9 might feel a bit ostracized.
See https://civicrm.org/download
As reported on documentation/docs/installation#15 (closed)