Logging Audioscrobbler (last.fm) events in SynergyEdit
To turn it on, quit Synergy and do this in the Terminal:
defaults write org.wincent.Synergy LogAudioscrobblerEvents -bool yes
To turn it off, quit Synergy and do this:
defaults write org.wincent.Synergy LogAudioscrobblerEvents -bool no
The logged events can be viewed using the Console.app.