Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
The Age of Algorithmic Anxiety
Interacting online today means being besieged by system-generated recommendations, but do we want what the machines tell us we want?
From ACM Opinion
The Challenges of Regulating Cryptocurrency
The S.E.C. has yet to set clear rules on cryptocurrencies, leaving the industry guessing. Maybe that's how the agency wants it.
From ACM Opinion
Why Bitcoin Is Bad for the Environment
Cryptocurrency mining uses huge amounts of power — and can be as destructive as the real thing.
From ACM Opinion
Why Did the European Commission Fine Google Five Billion Dollars?
Acording to some estimates, about eighty-five per cent of the world's smartphones run on Google's Android operating system.
From ACM Opinion
Why Do We Care So Much About Privacy?
The reason you've been receiving a steady stream of privacy-policy updates from online services, some of which you may have forgotten you ever subscribed to, is...
From ACM Opinion
The G.D.P.R., Europe's New Privacy Law, and the Future of the Global Data Economy
They're curious messengers, these ants in your in-box.
From ACM Opinion
How Frightened Should We Be of A.I.?
Precisely how and when will our curiosity kill us?
From ACM Opinion
'2001: A Space Odyssey': What It Means, and How It Was Made
Fifty years ago this spring, Stanley Kubrick's confounding sci-fi masterpiece, "2001: A Space Odyssey," had its premières across the country.
From ACM Opinion
We May Own Our Data, But Facebook Has a Duty to Protect It
Two years ago, Jack M. Balkin, a constitutional-law professor at Yale, published a fifty-page article in the U.C. Davis Law Review examining what he called problems...
From ACM Opinion
Cryptocurrency: The Hail Mary Pass for People Who Missed the Tech Boom
Between mid-December and early February, bitcoin lost more than half its value, dropping from a high of nearly twenty thousand dollars to just below seven thousand...
From ACM Opinion
The Fake-News Fallacy
On the evening of October 30, 1938, a seventy-six-year-old millworker in Grover's Mill, New Jersey, named Bill Dock heard something terrifying on the radio.
From ACM Opinion
There's Nowhere to Hide on the Internet
Sometime before dawn on March 29th, not too many hours after Congress approved legislation that allows Internet-service providers to sell your browsing historyInternet...
From ACM Opinion
Why Facebook Is Really Blocking the Ad Blockers
Ads can seem like the bane of the Internet.
From ACM Opinion
What Would Happen If G.p.s. Failed?
The radio signal that is the lifeblood of the Global Positioning System originates from a constellation of twenty-four satellites, orbiting more than twelve thousand...
From ACM Opinion
Lessons from Apple vs. the F.b.i.
It's welcome news that the Federal Bureau of Investigation has dropped its legal effort to force Apple to help it create a method of accessing data on a lockedSan...
From ACM Opinion
Why Companies Won't Learn From the T-Mobile/experian Hack
Last Thursday, John Legere, the C.E.O. of T-Mobile, joined the ranks of the dozens of chief executives who, in the past few years, have had to inform their customers...
From ACM Opinion
Why Larry Page Is Stepping Away
In the ten years that I’ve been watching him, Larry Page has always wanted to play by his own rules.
From ACM Opinion
It's Time to Let Edward Snowden Come Home
Now that Congress has passed, and President Obama has signed, the U.S.A. Freedom Act, which places some limits on the domestic-surveillance powers of the National...
From ACM Opinion
New Ways to Crash the Market
Five years ago, on the afternoon of May 6, 2010, the Dow and the S. & P. fell more than six per cent in a matter of minutes, losing a trillion dollars in value.
From ACM Opinion
Sight nseen (the Hows and Whys of Invisibility)
It is possible, according to many sources, to become invisible, but you must be patient, methodical, and willing to eat almost anything.12