Although it has already been running in beta mode at some of the world's largest investment banks over the past year, the public is set to get its first look at Symphony tomorrow at the Lanesborough Hotel in London. The messaging tool provides "secure, compliant messaging" and was conceived after Wall Street was dismayed over potential snooping by Bloomberg reporters. With partnerships with Dow Jones and Reuters in the works, we will have to see if this will be the true Bloomberg killer!