JOIN THE NEWSLETTER
THE BLOG

Notes from the build.

What actually happened when I built the thing: AI automation, micro-cap research, 3D printed PC cases. Numbers included.
ADVERTISEMENT
reserved 728 x 90
ALL 3D Printing AI Homelab Investing Music
Title card: zero electronics skill, one working dB meter. A Raspberry Pi Pico that tracks noise dose while mixing.
AI
I know nothing about electronics. I built a dB meter anyway.
A DIY Raspberry Pi Pico dB meter that tracks noise dose against the NIOSH 85 dBA limit, built by a guitarist with…
October 2026
Title card reading My sitemap was fine, Google never looked, on a Search Console sitemap stuck on Couldn't fetch
AI
Search Console Never Read My Sitemap. The Sitemap Was Fine.
Seven months of Couldn't fetch, zero errors, and a sitemap that passed every test I threw at it. What was actually wrong,…
October 2026
Title card: LXC vs VM memory, a cap, not a reserve
Homelab
Proxmox LXC vs VM memory: what the number in the box actually means
On a container the memory setting is a cgroup ceiling. On a VM it is RAM the guest owns. What each one…
October 2026
Title card: One disk, one pool, and the way out. A Proxmox ZFS pool layout by Marcos Ponce.
Homelab
Proxmox ZFS pool layout for a one-disk home server
My real Proxmox ZFS pool layout: one 1 TB disk, one dataset per job, 10% kept free, the ARC limit to check,…
October 2026
Title card: Plex in an LXC, template to stream. Two cores, 2048 MB, one bind mount and the 100999 ownership fix.
Homelab
Plex LXC on Proxmox: the full setup, from template to first stream
The whole Plex container, start to finish: the pct create line, one bind mount, Plex's own apt repo, the 100999 ownership fix…
October 2026
Title card: SFX vs Flex ATX, the thin side decides. Flex ATX is 40.5 mm thick, SFX is 63.5 mm.
3D Printing
SFX vs Flex ATX: which power supply fits a tiny case
Flex ATX is 40.5 mm thick and SFX is 63.5 mm on its thinnest side. In a small case that one number…
September 2026
Title card reading Mini ITX, under 4 L, the short list, for a comparison of sub-4 liter Mini ITX cases
3D Printing
Mini ITX cases under 4 liters: the short list
Two commercial Mini ITX cases come in under 4 liters on their maker's own spec sheet, and only one takes a graphics…
September 2026
Title card reading SFF Case GPU Clearance, The Three Numbers, with the numbers 300 cards, 3 dimensions and 69 mm limit
3D Printing
Your Case Publishes One Number. Your GPU Has Three.
SFF case GPU clearance is three limits, not one. What 300 graphics cards say about length, thickness, and the height limit almost…
September 2026
Title card reading The header your server threw away, on why a valid WordPress application password still returns 401
AI
The Authorization header your server threw away
A 401 with a credential you trust is usually the server, not the password. How to prove the header never arrived, and…
September 2026
OLDER POSTS

One useful build a week.

The next automation, deep dive, or 3D print, written up the way I wish someone had written it for me.

SUBSCRIBE