The latest updates, changes and additions to The Authoritative Blu-ray Disc (BD) FAQ:

July 6, 2010

Update: 3.4 What are some notable milestones in the life of BD? (added Blu-ray 3D and BDXL)
Update: 9.1 What capacities of BD discs are available? (added BDXL)
Update: 9.2 How much information can actually be stored on a BD disc? (added BDXL)