The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
If you're taking a break from work to read this article, I've got one question for you: Are you crazy? I know you think no one will notice, and I know that everyone else does it.
In the trenches of consumer technology, there’s plenty to complain about. Today's cell-phone contracts are exorbitant and illogical (why has the price of a text message doubled in three years?). Those 15-second voicemail instructions…
Even if the Justice Dept. were to establish that Google is a monopoly, it would be hard for anyone to prove that the company's free services have injured consumers.
For the past three years, a highly encrypted computer worm called Conficker has been spreading rapidly around the world. As many as 12 million computers have been infected with the self-updating worm, a type of malware that…
A conversation with Nicholas Felton shows how Facebook's new apps will uncover uncomfortable truths about users—and how the same data could enable entirely new kinds of targeted advertising.
German cybersecurity expert Ralph Langner warns that U.S. utility companies are not yet prepared to deal with the threat presented by the Stuxnet computer worm, which he says the U.S. developed.
There’s a bill sitting on the desk of California Governor Jerry Brown, which if signed would ban police from searching the mobile devices of people arrested for a crime.
The algorithm is the key to success. That's how Google replaced Yahoo as the Web's best search engine in 1998. Google became the font of the online world's information by both finding more information online than any other…
Mark Zuckerberg wants you to share. He doesn't much care if you want to share. Sharing, in Zuckerberg's view, has morphed from an affirmative act—that video was hilarious, I think I'll Like it!—to something more like an unconscious…
If anyone can preview the future of computing, it should be Alfred Spector, Google's director of research. Spector's team focuses on the most challenging areas of computer science research with the intention of shaping Google's…
Vint Cerf, Google's chief internet evangelist, and the man who designed a key building block of the Internet, warned that Facebook's "closed" architecture meant it was at risk of eventually failing to keep up with the public…
Neal Stephenson is known for writing big books about big ideas. In Cryptonomicon, he tackled code breaking and data privacy; the three-volume Baroque Cycle explored the birth of modern economic systems.
The Internet causes connections to multiply and strengthen, creating a frenzy of positive feedback, which can drive people apart—not together.
Last week, Oracle quietly announced the addition of three new commercial extensions to MySQL Enterprise Edition, the proprietary flavor of the dual-licensed MySQL database.
From a technical point of view alone, these extensions…As President Barack Obama and Congress roll up their collective sleeves in an effort to jump-start our nation's struggling economy and cut the burgeoning federal deficit, many in Washington are seeking common policy ground…
Much has been said about how the newly passed patent reform legislation, the Leahy-Smith America Invents Act, benefits large corporations. While that argument certainly can be made, Congress did not forget the individual inventor…
Reading my RSS and Twitter feeds Tuesday night, I turned to a tech writer friend and said, "the Wintel Era just ended, and half of these people are fighting over whether demo tablets should have fans."
In November, the Supreme Court will hear arguments in a case that could redefine the scope of privacy in an age of increasingly ubiquitous surveillance technologies like GPS devices and face-recognition software.
Max Levchin and Peter Thiel are not ones to mince words: "Innovation in this country is somewhere between dire straits and dead," Levchin said at TechCrunch’s Disrupt conference this week.
Former AT&T engineer Mark Klein handed a sheaf of papers in January 2006 to lawyers at the Electronic Frontier Foundation, providing smoking-gun evidence that the National Security Agency, with the cooperation of AT&T, was…
As the Intel Developer Forum gets under way this week, one hardly unexpected theme of CEO Paul Otellini's keynote address was that Moore's Law continues. Ivy Bridge, Intel's upcoming 22-nanometer processor platform, is slated…
The good news is that today's teenagers are avid readers and prolific writers. The bad news is that what they are reading and writing are text messages.
Linux Foundation executive director Jim Zemlin says in an interview that the desktop platform's relevance is diminishing as technologies such as smartphones, connected TVs, and in-vehicle infotainment grow.
Human conflict is often associated with the emergence of a new science or technology. The Civil War's Gatling gun changed battlefield tactics and led to modern machine guns, like the M61, that are still in use. World War I's…
After racing and biking back roads on the San Francisco Peninsula for almost half a century without serious incident, on July 3 I crashed while riding downhill at more than 30 miles an hour.
Somewhere between Sept. 11 and today, the enemy morphed from a handful of terrorists to the American population at large, leaving us nowhere to run and no place to hide.
In the olden days, it was simple to keep up with pop culture. There were only three channels on TV, and everybody saw the same shows at the same time.
No shortage of articles have been published about the deep distrust exhibited by most 2012 Republican presidential candidates toward specific scientific findings—notably evolution and climate change—as well as in some cases…
Online services set content free from the physical world's constraints—including those that have defined the very idea of possession.
What if CAPTCHA messed with you even more than it already does?