He’s obviously trolling: there aren’t 4 million people in Boston (and surrounds), let alone 4 million cars on the road
And if yr gonna bitch about all the Dunkies, ask my wife about NYC (or any other city) and Star*ucks. I drove her absolutely nuts one day as we strolled thru Manhattan by going “hey, look: a Starbucks!” every time we passed one, which was 3X per block.
FWIW, his comments about cuisine stopped being valid by 1990 or so. Only out-of-towners eat at some craphole like Durgin Park now. The rest of us know where quality meals are to be found.