Sub-Urban Renewal: Thanks to new tunneling technologies, real estate trends are down. Way down.
“The cost to burrow down is dropping, while the price (and hassle) of erecting a skyscraper in a dense urban area just keeps rising. The breakthrough comes thanks to tunneling technologies that are now being used on huge transportation projects, like Boston’s Big Dig and Moscow’s Lefortovo highway tunnel project. Over the next 10 years…