Earlier quoted context omitted.
New York will succeed as a startup hub if the rents come down fast enough. Right now, they're still too high; you pretty much have to work a Wall Street job or be parentally supported to live here, and this is a problem.
Not true, you can find cheap places to live, if you're willing to live outside Manhattan. Jersey City, Queens, BK, are all viable options for the scrappy founder.
Brooklyn Heights is close to Manhattan and beautiful-- probably one of the nicest neighborhoods in New York-- but it's almost as expensive as living on the island. There are also affordable, beautiful places in the outer boroughs, but an hour's commute away.