Someone knows you are reading this. They know what device you are using. They know if you make it all the way to the end (which I hope you do!). They may be watching you read it, and listening to you. They know exactly where you are right now, and where you've been. As FBI Director James Comey recently proclaimed, "there is no thing as absolute privacy in America." Director Comey was speaking about legal snooping, authorized by the courts and carried out by law enforcement agencies, but, in many ways, that may be the least of our privacy concerns...