Orange is a critical hit to an enemy. Incoming crits will still be a red lightning bolt. Deflected Attacks cause reduced damage. Everyone has an x% chance to reduce all damage by 50%. The chance is raised by wearing gear with, obviously, +Deflection on it. It's listed on the character sheet.
The only limit is the number of available crafting sots. You can level any of the professions whenever you want. Level up Leadership, then switching on Mailsmithing, for example, won't cause you to lose any crafting XP already earned. The additional crafting slots are unlocked by achieving the conditions that they have…
Small bug that I found today. Releasing to the first campfire in The Abyss put my character outside (or just below) of the map, causing him to fall to his death. Releasing from the bottom of the world just causes it again. The only way I was able to get out was to release and hit the "Go back to Last Map" button before…