Two new WoW features revealed today

[Mirajj]

That part wasnt attunment. That section was a world event to open the gates of the black temple. The attunment just involved doing each of heroic instances once. The "all in 10 min" only has to happen once for the whole server.

Regardless of what it was, I can't ever see it happening, period. I wouldn't go so far as to say "impossible" but "damn near" comes to mind.