Robot-assisted surgery? Automation might not be all bad when it comes to health care

Need to back up personal files outside your computer? Here's a breakdown on the type of hard drives you can choose from to save your important files. Various forms of automation are sweeping through the economy. The thought of machines doing human work and eliminating jobs is a big worry, but it's not all bad. Automation can be a force for good, and health care is an example.