A frontage on Dundas, like pictured, is about 6 metres. That's about the same as St. Mark's Place, which does have buildings up to 6 floors. It's also a beloved street and a gold standard for North American urbanity.
https://www.google.com/maps/@40.7289...7i16384!8i8192
Who wouldn't want that? Astonishingly, these buildings even have windows along the sides--something architects figured out how to accommodate 150 years ago despite what smartasses on the internet claim.
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