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Creative technologist David Pettersson creates real-time systems, interactive installations, browser worlds, and generative art.

We turn your insights into a steady stream of content — so prospects already believe in you before the first call.

The perfect gift for men who love history and spy novels but insist on not receiving a present.

AI agents and playbooks that plug into your tools, automate real work, and run 24/7 — without building infrastructure.

Homemade and DIY projects and electronic circuits for Klipsch speakers; Mustang, Fiero, and Mini cars; TIG arc welding; vintage telephones; radio; computer; and house and garden.

Track your kids' work and Roth IRA contributions properly. Simple payroll tracking, IRS-compliant documentation, and clean records for tax time.

A central UTF-8 repository of Unicode art (which also automatically includes all 7-bit ASCII art), in an effort to further popularize the use of Unicode to strengthen multi-cultural computing internationally.

Local-first timelines for notes, events, and follow-ups — with rich text, attachments, tags, and todos.

Plates is a fast, native iPhone workout log with smart templates, progress analytics, and private iCloud sync. Buy it once, use it forever.