The journal
Notes from the cabinet.
Design decisions, technical field notes, and practical guides from building a quieter learning tool.
Written by Dhruv Gugnani- 01
Guide / July 25, 2026
Build the WallCab Shortcut by hand
A transparent five-minute setup—and why a plain URL is the best interface.
- 02
Engineering / July 24, 2026
One URL, 264 possible wallpapers
Inside the small API, deterministic content system, and edge cache behind WallCab.
- 03
Design / July 23, 2026
Designing for the quietest screen
Safe zones, type fitting, contrast, credits, and the odd constraints of a lock screen.
- 04
Field note / July 22, 2026
Why WallCab exists
A case for learning products that ask less of your attention, not more.