Complaining about Twitter still running for their public presence is a testament to how much solid automation and infrastructure the previous SREs put in place

Complaining about Twitter still running for their public presence is a testament to how much solid automation and infrastructure the previous SREs put in place than anything. If you look you can find comments about how it is already deteriorating in their ad portal. Complaining about a website being up is like asking what the IT person at your org does all day, and then getting angry when they get fired and things start going down a month later.