Note: I copied the title exactly from the original post, but according to Declan McCullagh of CNet, Twitter was served with a court order not a subpoena: http:

Note: I copied the title exactly from the original post, but according to Declan McCullagh of CNet, Twitter was served with a court order not a subpoena: http://twitter.com/#!/declanm/status/23625686077935616 http://twitter.com/#!/declanm/status/23625686077935616 He writes of the distinction here: http://news.cnet.com/8301-31921_3-20027893-281.html http://news.cnet.com/8301-31921_3-20027893-281.html Buchanan's order isn't a traditional subpoena. Rather, it's what's known as a 2703(d) order, which allows police to obtain certain records from a Web site or Internet provider if they are "relevant and material to an ongoing criminal investigation."