Take the portability out of mobile broadband, and you’re left with a plain old broadband connection, but what if your home or office doesn’t get a high-speed hookup or you’re only going to be around for a short chunk of the typical 12-24 month agreement? Carrier Three believes it has the answer with the Web Cube, in effect a mobile broadband router that can’t go any further than an AC socket. In return, you get convenience, some degree of mobility and – every geek’s favorite – blue LED lighting. But is a non-mobile mobile modem niche or nonsense? Check out the full SlashGear review after the cut.