Google's Project Fi sounds cool, but will it work?

Google launched a wireless service, entering an industry locked in a price war between leaders AT&T and Verizon Communications and chasers T-Mobile US and Sprint. Google said its new service, called Project Fi, would cost $20 a month for talk, texts

Google's Project Fi is the company's long-rumored wireless carrier service for mobile devices. But far from a traditional plan, Google's might be the most flexible out there–while also saving you a bundle of money.

Google launched a wireless service, entering an industry locked in a price war between leaders AT&T and Verizon Communications and chasers T-Mobile US and Sprint. Google said its new service, called Project Fi, would cost $20 a month for talk, texts

Google Inc. GOOGL, +1.15% announced on its corporate blog Wednesday that it has partnered with leading carriers to offer a new wireless service that costs $20 a month. The plan, called "Project Fi," includes talk, text, Wi-Fi tethering, international

Now that we've got Project Fi up and running from Google, the world is abuzz that a major tech company would dare to challenge carriers on their own turf. It might be a cool concept, but is it worth switching from your current plan to hop onto Project Fi?