Metro North is still not back to a full schedule and many of those you're riding with fled New York City in 2020.
On a related note:
https://nypost.com/2022/04/09/millionaires-fleeing-south-from-new-york-tax-smack/
FYI - most people who left Manhattan went to suburbia, not Florida. Many of those without kids have moved back. Suburbanites who sold their houses to the Manhattanites often moved to other states.