The Browser - ATMs Paradox

The Infrastructure Behind ATMs

Patrick McKenzie | Bits About Money | 2nd January 2023

How automated teller machines changed the world, and vice versa. Invented in the 1960s to replace cashiers in banks, ATMs have spawned a universal payments system of which the machines themselves are just a small, if highly profitable, part. The key element is the debit card: First introduced for ATM cash withdrawals, debit cards have become a general means of non-cash payment (2,700 words)

Zeno's Paradox

Joel David Hamkins | Infinitely More | 7th January 2023

Apparently, all you have to do is to understand that an infinite series of fractions can sum to a finite number, and everything falls into place: The arrow will reach its target, Achilles will beat the tortoise in a foot race, and humanity in general will get from A to B. I admit to having difficulty with infinities in general, but the graphics here are a great help. This has the makings of a splendid blog (3,060 words)

Mystified by cryptic crosswords? We at The Browser are here to help. Pick up the ultimate guide, by Dan Feyer and Uri Bram, and let us guide you through the meaning of those clues - so you can get on with puzzling.

Caroline Crampton, Editor-In-Chief; Robert Cottrell, Founding Editor; Sylvia Bishop, Assistant Publisher; Jodi Ettenberg, Associate Editor; Uri Bram, CEO & Publisher; Al Breach, Founding Director

Editorial comments and letters to the editor: editor@thebrowser.com‌‌ | Technical issues and support requests: support@thebrowser.com‌‌ | Or write at any time to the publisher: uri@thebrowser.com

Proudly published with Ghost, the fiercely independent website and newsletter platform