Automated testing and validation? Something like what the linked article says they have in place?
"To minimize impact on production traffic while achieving high release velocity for the BGP agent, we built our own testing and incremental deployment framework, consisting of unit testing, emulation, and canary testing. We use a multi-phase deployment pipeline to push changes to agents."
But ~ doesn't mean person. It means 'home'. Hence, 'ls ~' lists the contents of your home directory and 'cd ~root' takes you to home directory of root.
In web context ~user translated to 'home of user' which was fitting in most cases.
You are right, I have but a little anecdotal evidence.
In my experience there does exists a group of designers who view Apple to be the gospel of UI design, which can sometimes lead to them ignoring other schools of thought.
Well, they already seem to have a hangar and a big airship, which means they won't have to make massive initial investments like Cargolifter which instantly puts them in better position.
Cargolifter built a massive hangar from scratch and didn't even get around to big ships before running out of money.
Their policy on this has been pointed out to be bad and absurd so many times by now that I'm leaning towards Hanlon's razor now: "Never attribute to malice that which is adequately explained by stupidity."