combined with a project like this: http://icrobotics.co.uk/wiki/index.php/Turning_the_Raspberry_Pi_Into_an_FM_Transmitter http://icrobotics.co.uk/wiki/index.ph

combined with a project like this: http://icrobotics.co.uk/wiki/index.php/Turning_the_Raspberry_Pi_Into_an_FM_Transmitter http://icrobotics.co.uk/wiki/index.php/Turning_the_Raspberry... and you've basically got the web ;p at least a one way communication network form