Now Playing: 01-16-12 Marketplace Tech Report

Is Google's new search system illegal and an invasion of privacy? The company's social networking tool Google+ is getting very prominent placement in Google's recently revamped search results, and some aren't happy about it. It begs to question: What is it positioning itself to be -- a portal to somewhere else or a destination in and of itself? Also, a $10 million prize is being offered for anyone who can invent a real live tricorder, like the one used on "Star Trek."