You can map any number of actions to the $30 foot pedal. Send a whisper, activate a macro, you name it.
Now, depending on your point of view, this is either the greatest thing in history or the worst thing in history.
• I can eat a sandwich while begging my guild-mates for gold
• My sense of self-worth will fly out the window
In other news, Paraguay-Japan is now in overtime. Woo~!