The significant expense of this service led to the formation of the Associated Press (AP) in 1846 as a cooperative arrangement of five major New York papers: the New York Sun, the Journal of Commerce, the Courier and Enquirer, the New York Herald, and the Express. The success of the Associated Press led to the development of wire services between major cities. According to the AP, this meant that editors were able to “actively collect news as it [broke], rather than gather already published news.”Associated Press, “AP History,”
Before the telegraph, news moved as slow as a horse. Once the telegraph showed up, papers teamed up to form the Associated Press to split the bill for sending news instantly over the wires.
The telegraph and wire services turned news from stuff that happened a while ago into stuff happening right now.
The text explains the AP let editors actively collect news as it brioke instead of just rewriting old news from other papers. Because they could share the cost of the tech, newspapers didn't have to wait for the mail. This created that "need to know right now "culture that led to the 24/7 news cycle we’re stuck with today.