This $26 million penthouse is the Goop of luxury real estate

Affordable housing may be elusive for much of America, but at least the ultrarich can take vitamin C showers and program their lights to match their personal circadian rhythms. If you have $26 million to drop on a penthouse in Greenwich Village these days, you don’t just want to settle on glorious views of the World Trade Center, a private rooftop, or floating staircases. No, it’s 2019, and we live in the Goop era. So if you’re rich, you want your expensive home to be chock-full of “well...