This is why 99.99999999% uptime is a fallacy

It is not really measuring the time you're going to be up. That interpretation is based on faulty assumptions. It's like the statement "the sun will burn out before one bit is flipped" is wrong. It is quite likely that by that time, all the bits will be gone.

https://signalvnoise.com/posts/3067-lets-get-honest-about-up...