Blizzard's RTS Community Manager Stefanie Gwinner has just confirmed that WWI keys from 2008 that were not used for Wrath of the Lich King can be used for a StarCraft II beta key. This is interesting, since it's the exact opposite of what Blizzard said before, that it was NOT possible to save it for next beta.
20°
40°
30°
140°
Ad 
100°
0°
30°
20°
30°
20°
