Earlier quoted context omitted.
>Was city life not vibrant when rents were 1/3rd the price? Vibrant may not have been the best choice of words. But there have certainly been periods over the past few decades when life in major cities was more dangerous, grittier, less polished, etc. than it was today. e.g. Bryant Park in the 80s, Some may not consider that a negative.
SF lost 25% of its population (800k to 600k) between 1950 and 1980. Cities were not very desirable back then.
My grad school cohort in the late 80s, many of whom worked for Boston area computer companies or in finance, basically none of them actually lived in the city.
Which plays into a lot of the noise about city housing prices. Basically, the urge among young wealthy urban professionals to live in cities is mostly quite recent.