A new iPhone app, Word Lens, is getting a lot of attention this week. The video by its developers has been seen by millions of people (Check it out below), and many are wondering what the future will hold with this new technology. The app allows you to point your iPhone camera at a sign and interpret what it sees in your language. The app itself is free, with each language module costing $4.99. At the moment only English to Spanish and Spanish to English modules are available but more will come.