Four short links: 1 June 2009

Spymaster -- a faux-spy game on Twitter: Each player becomes a master of a spy ring based upon their Twitter followers list. The more people that follow you and are playing characters in Spymaster, the more powerful your network will be. As a spymaster, you can perform tasks or attack other spymasters on Twitter. With each successful attempt, you... http://ping.fm/wvc4S