Finally fixed the cert issue ...

So ... I had switched over to LetsEncrypt [https://letsencrypt.org/] certs a few years ago, and built some automation around certbot [https://certbot.eff.org/] for updates.  This worked well, when the site

HPC, HTC, AI, and markets

I've not written much in any format outside of Twitter for a while.  Much has happened while I was away. * NVidia (NVDA) is looking to get government approval to buy ARM.

Why I left Cray/HPE

This happened about 9 months before writing this post.  I've joined a proprietary trading company, working on the HPC side.  So far, I've done fleet wide data collection and

Hypothesis tested and rejected

Yes, I know its been close to a year since I wrote anything.  This was in part due to a decision to switch off the old WordPress based blog (PHP+mysql+....) to a