This is a terrifying addition to the legal arsenal that will be used to prosecute future Aaron Schwartz's.
>Sec. 7. For those persons whose property and interests in property are blocked pursuant to this order who might have a constitutional presence in the United States, I find that because of the ability to transfer funds or other assets instantaneously, prior notice to such persons of measures to be taken pursuant to this order would render those measures ineffectual. I therefore determine that for these measures to be effective in addressing the national emergency declared in this order, there need be no prior notice of a listing or determination made pursuant to section 1 of this order.
This means Obama has unilaterally decided he can freeze your assets at will before any sort of notice or court hearing and say "I suspect you of hacking/DDOSing/whatever".
