ACM, the Association for Computing Machinery, has relaunched Communications of the ACM (CACM), the organization's flagship magazine, as a web-first publication, accessible to everyone without charge. First published in 1958, CACM is one of the most respected information technology magazines. Providing news, expert commentary, and peer-reviewed research, CACM straddles the lines between a popular science magazine, a technical resource for industry professionals, and a scientific journal. CACM reg