General crafting notes right now.
Only stone carving is available right now.
You can never rechoose a hobby or career, but can forget a technique by talking to Talia.
Right now the system uses mechanical lore, but not forever.
Impossible to identify an item that hasn't been marked with a maker's mark.
Currently, furniture making is disabled.
Granite is currently the best material.
There will soon be mining locations available, most notably obsidian mines at Dirge.