Work, then and now.

Seven companies and products since 2009.

Selected

Roam2025

A studio building the machine-readable record of physical space.

Selected work2023

The tokenizer, the pretraining corpus, the transformer, the training runs, the evals, and the serving stack were all built here.

Selected work2021

Property, bitcoin, and what happens when software has to live with regulation instead of talking around it.

Earlier work.

2024

Research

Papers and technical notes where the ideas were pushed into sharper public form.

2018

Experiment

An early attempt to imagine healthier public coordination online.

2013 to 2014

Early infrastructure

One of the earliest infrastructure bets, built while the legal terrain was still moving underfoot.

2009 to 2010

Origin chapter

One of the earliest moments in the story: build, ship, learn, repeat.

Angel positions

I have angel invested in more than 24 companies, mainly space, defense and deep tech, alongside early crypto protocol positions.