I commend Ben for pushing the boundary of open Software networky-type things. Even though I have been running HPC clusters for years, I still really don't like

I commend Ben for pushing the boundary of open Software networky-type things. Even though I have been running HPC clusters for years, I still really don't like core switching infra[1]. Its just a pain in the arse to investigate and run. [1] I realise that this is very much not a core switch, or even a TOR switch.