See, https://fedoraproject.org/wiki/Features/ckremoval and ConsoleKit not getting installed by default anymore, leads to kde live image login failing, "Cannot open ConsoleKit session"
*** Bug 787855 has been marked as a duplicate of this bug. ***
No longer a blocker, the Requires I'm adding to Rawhide will make the blocking issue (error on login) go away.
So, I think we can close this now, essentially, yes?
Yes, this has been addressed already in time for F17: ConsoleKit support has been disabled, and native systemd support seems not needed, systemd's PAM integration is apparently sufficient (as it should be according to Lennart).