Lots of interesting things in these videos.

Landmark

TL;DW, They are adding the following things in the coming weeks:

• Mortality
• Weapons and Armor
• Monsters
• PvP tools for claims

EverQuest Next

TL;DW:

• Announced new classes, abilities and showed demos
• Said that Landmark is EverQuest Next's development tool (again) but made clear that there will be construction/destruction in the game
• Showed some cities, landscapes in EQN
• Announced and demoed the design of the Dark Elf race
• Hinted at 2015 as a release date?