I’ve been doing startups for a long time. Here are a few notable ones I’ve started:
And here are related things I’ve written:

My Favorite Management Hack of 2020
December 28, 2020
2020 was a rough year for everyone, even for those of us blessed to be able to work from home. Psychologically and emotionally, it’s easy to feel disconnected and lonely

Data Companies Eat Software Companies
June 6, 2016
I was in the car this morning listening to a BBC report that, for the first time in a long time, the mortality rate in the US went up instead