In the States it's almost voting time and the posturing has certainly come to a fever pitch. If someone hasn't come a knocking on your door yet, promising to fix whatever ails you, they surely soon will. So, it's nice to see a representative going door-to-door without an ulterior motive well, without a political one, anyway. Meet Andy, the full-scale Android mascot who can be found wandering the streets of Sydney in an attempt by Vodafone to get people more familiar with the little OS that could (