My Android phones have had dual SIM for years, so I only have to carry around one device to access both work and private phone functionality. That's why I decli

My Android phones have had dual SIM for years, so I only have to carry around one device to access both work and private phone functionality. That's why I declined the provided iPhone, which only would have had one SIM slot. Apparently now Apple has arrived in the year 2012 with their new models - but by now, why would I switch?