Then it would resemble Mexico City and have topside access but also a new subway track, water filtering/free toilet water (saving residents THOU$AND$), & might lower the total cost of living for folks therein.

It’s already a deep hole, akin to the TRUE American economy or ANYTHING the FED has bamboozled together so…

Make it work for you wherever/whenever. Funny that science fiction writers can give us ideas that we just accept as real THERE but never question HERE, where we actually live.

One OTHER thing: please explain how one defines a “BEST NEIGHBORHOOD” in Chiraq, er, Chicago. Please DO enthrall us all with the validation of such. Those of us living in & around CHIRAQ wanna know! Is such inflated, micro-bubble-ridden real estate? Is it by police blotter reports? It’s NOT clear what such a basis…

Just imagine a giant gutter that welcomes rainfall...

Agreed! Yet still, maybe employ some engineers to work out water reclamation needs while using clear glass/acrylics/other materials to allow sunlight in. Water falling from the sky is ALSO a resource, & it may yet also power gravity-based TURBINES as it falls into such.