cnet.com: For the congenital procrastinators out there--and yes, you know who you are--don't complain about not being warned. In less than 24 hours, Google will hit the switch and start linking your data across the company's e-mail, video, social-networking, and other services... CNET's Sharon Vaknin has a good explainer on what you can do before the big changeover. Sign in to your account on Google and head to www.google.com/history. Once there click on the tab that says "Remove all Web history" and then hit the "OK" button. That disables the history of sites you have visited or the searches that you've performed. Also, here's a primer that the Electronic Frontier Foundation compiled on what else you can do to protect your Internet privacy.