Captcha Grids

Select all squares containing traffic lights. A civilisation asks its machines to prove they are not machines, nine squares at a time.

Subject

“Captcha Grids”

Composed

15 June 2025

Format

A5 · standard

Extent

28 pages

Edition

№ 014

Ink

Federal Blue

Author

None — set by the system

Want it on paper? The press keeps an honest list of the printers it would trust with a 28-page A5.