Social networks have been quickly migrating from PC’s to cell phones, which as most of us would be unsurprised to discover, have become the communication-tool-of-choice for the much coveted 18 to 26 demographic. No surprise to anyone that Generation Y has been the most successful at integrating the cell phone into their lives more effectively than any other segment. A fact that has not been lost on Yahoo, which is quietly rolling out a new experimental site that lets subscribers send text messages and share videos and photographs with their friends.