LotRO: Mines of Moria - Preview @ GamesRadar

GamesRadar serves up a preview of LotRO: Mines of Moria -

Your entry into Moria takes place a few weeks after the Fellowship passes through, as you join a plucky bunch of Dwarves in their expedition to break past the Hollin Gate. It’s not as simple as kicking down a door - a vicious squid-like monster called The Watcher attacks, and you must beat a retreat. To ward off the creature and gain access to Moria, you must return with a legendary weapon. For Turbine, it’s these items that anchor its new advancement system - one we reckon its competitors could be copying wholesale very soon.

More information.

This might be incentive enough to dust off my old level 49 minstrel.

The legendary item idea is a nice evolution. Problems will arise though if the item becomes the end for an upgrade path. After all, what brings us back to instances if it isn't the promise of yet better loot.