We're back!
In case you are wondering why we'd disable #HyperThreading on a server, check out the #OpenBSD commit message https://www.mail-archive.com/source-changes@openbsd.org/msg99141.html
Or the article by El Reg: https://www.theregister.co.uk/2018/06/20/openbsd_disables_intels_hyperthreading/
I'm Speculating(tm), but expect further news about problems in those areas...