Not surprising. The real question is how do we measure the opportunity cost of these measures? Is it a net gain? You could, at the extreme, ban all motor vehicles but the opportunity cost would outweigh the benefits.
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We did this in Times Square and on Broadway, and it's honestly been great. I say this as someone who takes cars far more frequently than most New Yorkers and has a place I lived at full time for over a decade off one of those closed-off sections of Broadway.