Milton Glaser made America cool again
newyorker.com
newyorker.com
I should add there were multimedia slide shows with songs in theaters on 42nd street. Surrounded by prostitution and pornography.
So it absolutely was a part of saving New York's tourism. Was it the sole reason, absolutely not, but I think in response to the article's "hyperbolic" views you're swinging far too much in the opposite direction by downplaying what impact it did have.
Making it t-shirt worthy to say you loved NY was a major turnaround for the popular image of the city. No one thinks it singlehandedly saved NYC, but it's one of the most famous ad campaigns ever for good reason.
He was very eloquent, and I warmly recommend his books Graphic Design and Art is Work, and his essay, Ten Things I Have Learned (PDF): https://www.miltonglaser.com/files/Essays-10things-8400.pdf
My favorite Milton Glaser video: https://vimeo.com/6986303
[1]: https://en.wikipedia.org/wiki/History_of_New_York_City_(1946...