Yes…? All are except Microsoft, which is why most companies I work with aren’t looking that way.

I know several large companies looking to Microsoft, Xen, and Proxmox. Though the smart ones are more interested in the open source solutions to avoid future rug-pulls.

A double boiler, sometimes called a “hot water bath”.

Basically a container with what you’re cooking inside over the top of a pot of heated water.

It heats things up evenly and gently.