User blog comment:Doctor Evulz/Yo dawg, I heard you like alternate histories.../@comment-7559950-20130605001318/@comment-32656-20130607104318

I assume by "collective" you mean the community timelines - all of those would need permission too.

A "task force," overall, is simply out of the question.

If you ask the authors of timelines and get permission, you could add such things on your own. But only if you do that.