Eddie Vedder or Neil Young? No, it's My Morning Jacket

What will Technology look like in 2057?

In 1957 cars were nothing like they are today. We didn't have CD's or iPhones. We couldn't go to the local store and buy a GPS device or print to paper using a laser.
In 50 years, what new technologies will exist? What paradigm shift can you predict? Will interfaces be neural? Will eCommerce completely replace physical storefronts? What will become of paper currency?