Shadow Rabbit

Quirks, challenges, and fixes from the world of tech — documented so the next person (and future me) doesn’t have to suffer twice.

Black Screen When Screen Sharing on Hyprland: A Three-Bug Hunt

I couldn’t screen share. In Zen (a Firefox-family browser), picking Entire Screen in a Google Meet / browser meeting gave a perfectly black rectangle. The kicker: it failed the exact same way on two completely different machines — a desktop with an NVIDIA card and a laptop with a Radeon 680M. Same black screen. That detail is the whole story, so I’ll spoil it up front: it was never the GPU. It turned out to be three separate bugs stacked on top of each other, each one independently capable of producing a black frame. Fixing any one of them still left it black, which is exactly why it was so maddening. Here’s the hunt. ...

June 27, 2026 · 6 min

Part 1 - Computers Are Just Another Tool

A Mechanic’s Guide to Understanding Computers If you’ve ever worked on a car or built something with your hands, you already have the skills to understand computers—you just don’t know it yet. Think of a computer as another workspace in your shop, no different from your garage, workbench, or tool chest. This series will help you learn how to use a computer by relating it to something you’re already familiar with: construction and automotive mechanics. ...

February 9, 2025 · 3 min