Salted fish is traded for fur and feed grains. A block of wood is whittled into a toy horse and sold at an artisan market.

The huge painting next to a vacant lot and behind a chain-link fence gets more notice, says artist Molly Zakrajsek, than any other work she's done.

As always, CES is home to a treasure trove of tech products — some of them cool, some "meh," some just plain bizarre. (I'll ...