The problem is that then you have to use T-Mobile in the US. I have it too, but only because I'm too stingy and lazy to switch. There are areas of San Francisco

The problem is that then you have to use T-Mobile in the US. I have it too, but only because I'm too stingy and lazy to switch. There are areas of San Francisco where it just has no signal, and forget about the Muni tunnels. It's kind of pathetic.