







(This post is nearing 8 000 words. If you want to throw it onto an ereader there's an EPUB version too.)

VibeKeys - The Ultimate AI Coding Keypad
A programmable keypad built for AI-first developers. Voice input, rotary knob, and remappable keys for Claude Code. From $29.

Products | shop.nitrokey.com
Shop all Nitrokey USB security keys. FIDO2, OTP, OpenPGP, encryption and enterprise HSM models available. Open source, no backdoors and made in Germany.
Markdown to EPUB Converter — Free, Online, No Upload
Make an EPUB 3 e-book from Markdown, with a contents page built from your headings and images packaged inside. Free in your browser, no sign-up.

🤏 Making my tiny e-reader practical: a guide to the Xteink X4
The tools and configs I use with my Xteink X4.

Best Password Manager for Business, Enterprise & Personal | Bitwarden
Bitwarden is the most trusted password manager for passwords and passkeys at home or at work, on any browser or device. Start with a free trial.

Xteink X4 Pocket eReader - Space Black | Buy Now
Discover the Xteink X4 Pocket eReader in sleek Space Black. Explore its features and buy yours today for an unmatched reading experience. Shop now!

Claude Code cheatsheet | Claude Help Center
This page collects the vocabulary, commands, and keyboard shortcuts that are worth committing to muscle memory. Keep it open in a browser tab (or printed beside your keyboard) during your first few weeks with Claude Code. Most of the friction new users hit comes from not knowing a command already exists for what they are trying to do, so a quick scan here before reaching for a workaround usually pays off.

SHU-red/xExtension-EinkPush
Generate EPUB files from RSS feeds and push to eink-readers like xteink X4 or pull EPUB
Martin Eden by Jack London
Free kindle book and epub digitized and proofread by volunteers.

UHK trackball and key cluster module demo
Sneak peek of a new Rotation Key editor I'm playing around with for pdsmoover.com