Q. I don’t have an Internet connection and was thinking of getting one of those MiFi things, but I’m not quite sure how it works. What do you need to set it up and how do you connect a computer and ...

The MiFi ushered in an era of mobile hotspots that has taken the mobile world by storm. The ability to tap into a 3G data network and dish it out to other devices over WiFi was instantly popular with ...