The best thing about open-source and crowd-sourcing is that there is no limit to the amount of creativity and development a product/feature can achieve once subject to public development, thanks to SiriProxy Plugin hack independent developers are creating amazing stuff like controlling their rooms, computers, and even cars.
To get things a notch above iPhone Hacker robb created a "Siri Hack" for the Music Hack Day 2011, Robb used the SiriProxy and developed "Notorious Siri" plugin which raps the "Notorious B.I.G.’s Hypnotize song". Full video after the jump.