Short answer: Because systemd is bad.

But, since you've clicked, have some longer ones:

  • Systemd: The Biggest Fallacies
  • The End of Linux
  • Arrogance and crappy attitude

  • Use a post-1994 browser

    1000 words: root shell exposed by failed systemd rescue mode in Ubuntu 14.04.

    Use a post-1994 browser

    systemd: a case study.

    Use a post-1994 browser

    Coming up next: package manager hooks for direct control by systemd