<http://schema.org/description>
"This is a short post but I had to bring this up. According to the legendary Eyonix, 3.1.0 will be removing the ability to &amp;quot;ghetto hearth&amp;quot; using instance groups. But it will also be changing the cooldown on hearthstones to 30 minutes. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.wowhead.com/news=78626.3/holy-cow-30-minute-hearthstone-cooldowns>