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hello.

what's here

contact

I have retired most of my social media accounts but am always reachable via email, optionally encrypted:

pub rsa4096/972BD946 2014-11-24 [SC]
Key fingerprint = 4488 6026 5325 8EE3 7863 CA09 B490 392E 972B D946
uid [ultimate] Jan Berkel <jan@berkel.fr>