Who can afford this, especially in Arizona? Even FAANG people are (mostly) not making enough money to justify to themselves purchasing a home like this.

There are, in fact, rich people in Arizona. The universe doesn't revolve around FAANG salaries divided by the cost of living in the Bay Area.

From the article the house was built and fitted out with ice-cube money from the founding and business expansion of:

https://www.easyice.com/

Yep, same thread model can be applied to Steam Workshop mods.

Even the NHS website is so clean and accessible. I think every EU country should just adopt their format.

Tried doing this for years, only got more and more frustrated with whatever wacky software I had to install to make this work.