If you're a US citizen, and you've ever had a telephone conversation you'd like to keep private, or received an e-mail you wouldn't want to share with others, or bought something at a store, like a prescription drug say, that you think is your own business, then please go read today's lead article in the Washington Post. Read the whole thing.
It's even worse than we'd thought. The President has granted the FBI and other agencies unprecedented powers of surveillance of citizens within this country, specifically excluding any requirement that they be suspected of any wrongdoing. And lest we forget who is really running things, he's reserving the right to share whatever his agents find out with private companies.