Diablo 3 Dated/Expansions, World of Warcraft New Expansions and New Blizzard Title

Blizzard's working plan for the next 4 years
According to MMO Game Site, the Blizzard timetable for the next 4 years includes Diablo 3 (Q4 2010) followed by two expansions (Q2 2014 and Q4 2015), as well as two more expansions for World of Warcraft (Q2 2013 and Q4 2014). Moreover, Blizzard will release in Q4 2014 a new title/IP codenamed Titan.