Collection occurs when Internet services transmit the data during routine activity such as composing a message, The Washington Post reports.
The Justice Department presents a draft e-mail it says proves collusion on e-book prices, but Apple responds with e-mail it says was actually sent that contained different content and tone.
Vagaries of federal surveillance law, enacted in 1968 and updated in 1986, favor lots of e-mail snooping over only a little.
Democratic Sen. Mark Udall says the Justice Department should not allow FBI agents to peruse Americans' private communications without obtaining a search warrant from a judge.
Outside of Apple itself, Best Buy will be the first major US retail chain to sell the watch as Apple tries to expand its availability.
Documents suggest IRS lawyers don't think a search warrant is needed for obtaining e-mail, burglars steal user data from video service Vudu, and T-Mobile touts trade-in program before its iPhone 5 launch.
A fresh round of layoffs stings, but the company still plans to sell smartphones -- just not as many, or as widely as it used to.
But the administration will tell Congress tomorrow that the feds need more surveillance powers over e-mail messages, Twitter direct messages, and Facebook direct messages in other ways.
Smart consumers can get a great deal on a used device, while early adopters can invest in new tech knowing there will likely be a gadget once they move on to the next generation.
The two companies are both looking to slice off a bigger chunk of the workplace. Will business users bite?