[hackerlight]

It's not technically complicated, but it is politically complicated, because you're fighting against vested interests who desperately and selfishly want to stop you.

[pessimizer]

> you're fighting against vested interests who desperately and selfishly want to stop you.

There are no such vested interests and this is a YIMBY fantasy. People would be overjoyed if it were easy to convert malls into neighborhoods.