https://en.wikipedia.org/wiki/Urbanization?wprov=sfla1

See “Causes” and the link to rural flight.

Circa 1990 didn’t get smartphones as teens. The iPhone launched on only AT&T in the US in 2007. We were all locked into 2 year contracts back then with LG Envys and Motorola Razrs.

It looks more like a Genesis/SNES title than NES.

Did you call the fire marshall?

The answer is marketing by Apple and mobile carriers, which lean on peer pressure via iMessage. Plus the iPhone built on the success of the iPod, which led the market for mp3 players.