esxi virtualization vmware

What does ESX stand for?

I have been wondering about what the letters ESX stand for in VMware’s core virtual machine software, VMware ESX(i).

But it’s not what you think it would be. I though it was something to do with computer, at least something techinical about virtualization, but nope.

According to Wikipedia, ESX means:

ESX allegedly stands for “Elastic Sky X”

According to this VMware Developer document, the glossary defines it here:

I don’t know. Whatever.

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