Founder of PartsBox https://partsbox.io/ — an app that lets you take control of electronic parts inventory and production.
I write software and design hardware. Currently living in San Diego, U.S.A.
Programming evolution: C64 BASIC, C64 Assembly, Logo, Pascal, C, C++, Scheme, Perl, Common Lisp, Clojure, ?
My PGP key is at https://jan.rychter.com/0x49248F8CF128664B.txt
[ my public key: https://keybase.io/jwr; my proof: https://keybase.io/jwr/sigs/AuJgDWtCw6Hb3c85XNIg-UZOMQ0jRfm8aVAFDqNls2M ]