Techblah - Sane email self-hosting with Stalwart
Adhoc is besthoc

Techblah - Using Tailscale with Cognito on your own domain (for free!)
For varying definitions of "free"

Two Types of Software Engineers
The good kind, the bad kind, and the kind that doesn't make off-by-one errors

Start Small
Build the equals sign first

Tools, Not Metallurgy
Juniors deserve better