(Clarification: I'm not saying 95% of all US company Linux workloads are RHEL, not even close.

I'm saying a huge percentage of high criticality (risk of loss of life / high financial risk) are, simply because of support and the name.)

Exactly. The exact opposite of the people flogging internet widgets running on a bunch of AWS instances running Arch/Ubuntu/Cheap distro of the week. Unfortunately that contingent is massively over-represented here on HN.