Borderlands 2 Info Tidbits

A couple of posters on the official Gearbox forums has started to post some details from Game Informer's feature on the just-announced sequel to Borderlands, which apparently will include more dynamic quests, improved AI and all-new weapons.
-Co-op will stick to 4 players
-Different Variety of Vehicles, one being a Bandit Technical, and the article states there will be a vehicle with 4 seats.
-Eridium, can be used to enhance weapons or are the only Currency to purchase the most powerful weapons in the world
-Bearded drawf guy is Salvador, the Gunzerker. Special ability is Dual-wielding. Any weapon can be dual-wield.
-The original Vault Hunters will be support NPC's.
-Bandits now have their own brand of weaponry.
-Each manufacturer will now have their own weapon styling/color/personality.
-Weapons can have custom decals and enhancements.
-Enemies are more responsive, and actually interact with each other better.
-The players will also have interacting dialogues, similar to those in Left 4 Dead.

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1. Enemies are going to be much more varied and ai greatly improved
2. It looks like there will not be any new elements added(see below)
3. There will be a new kind of element item called eridium and while it wont do damage like a typical element it will enhance things that other elements can do and also improve guns or vehicles in general, it also will be used as a form of currency
4. Skill tree will be same traditional 3 branch system as used in first game
5. They hinted that coop would still be only 4 players but did not outright confirm it
6. Story missions will no longer be static, I.E. if you need to rescue somebody as a mission but take too long that story arc will continue and the story will change for you
7. claptrap will be back in some form
8. the 4 characters from the original will be npc's
9. Guns manufacturers will have a unique theme for their guns
10. There will be pickups that allow temporary buffs sort of like the cores from general knoxx.
11. Gearbox is getting rid of all the old weapons and starting from scratch.
12. No mention of gun customization or crafting.
13. This game is going to be Epicly epic.