AccelaStudy AI Launches Personalized, Adaptive Test Prep for the SAT, ACT and PSAT
Today, we're launching AccelaStudy® AI, a new kind of test prep platform built around a simple idea: no two students should have to study the same way.
Blog
Shorter, more frequent, occasionally personal. The daily leverage records live at /leverage/all/ rather than in this feed.
The 29-Year Payback
Cross-posted from the Renkara engineering blog. This version is the personal one — what the numbers did to my thinking, rather than what they are.
Roost: One Hub, Every Session
Cross-posted from the Renkara engineering blog. This one is personal: it happened on my desk, in one day, mostly while I watched.
Making "What If?"
We launched AccelaStudy® AI today. The teaser you may have seen on Friday — the one that ends with "What if?" — was made over the course of about 36 …
How I Built AccelaStudy AI
Today I launched AccelaStudy AI: what I believe is the most advanced, most capable adaptive learning platform ever created. That's a bold claim but o…
Building renkara.com: A Corporate Site in the Age of AI
On March 28, 2026, I committed the first file for renkara.com. Twelve days later, the site had 54 pages, a WebGL particle animation system, a complet…
Building a Private Tool Fleet: 14 Internal Applications in 45 Days
Between late February and early April 2026, I built 14 internal applications from scratch. Not prototypes. Not demos. Production systems with Postgre…
Announcing The Deferral — My First Novel
I just finished writing a technothriller about artificial intelligence. Now I know what a lot of you are thinking: "AI wrote it." After all, most of …
AVIAN Patent Portfolio Filed
Today marks a major milestone for me. This morning around 5am, after a journey of nearly 18 years, I filed the remaining 25 AVIAN patents. The origin…
Cloning GitHub in 49 Minutes
I cloned GitHub. The result is a full-featured, single-user Git hosting platform with repository management, code browsing with syntax highlighting, …
This feed covers the past year. Everything older, back to 2003, is in the archive.