Mearls' latest column has triggered a long discussion on the 15 minute adventuring day.
But it says other stuff as well. For example, it implies that the two non-combat pillars of the game won't involve resource management. He also says that
There doesn't seem to be a lot of hope here for complex non-combat resolution mechanics.
But it says other stuff as well. For example, it implies that the two non-combat pillars of the game won't involve resource management. He also says that
Experience awards for interaction and exploration are more in the realm of the Dungeon Master's hands than a strict, mechanical definition, but both will appear in the final experience point system with full guidelines.
There doesn't seem to be a lot of hope here for complex non-combat resolution mechanics.