If you’re located in the USA your online activities could be monitored without a warrant. Thats what the Protect America Act could end up providing.
While the majority of Americans obviously support any means to protect the country the Acts ability to monitor online transmissions without a warrant. The Attorney Generals office will end up with the ability to implement the act. The Attorney Genersal office in the USA has not been winning to many awards lately with their non non-partisan actions in regard to politics and law in the USA.
More information about what the act could mean to you is available from the American Civil Liberties Union website and the EFF have started up a campaign to lobby the government at the stopthespying.org website.