Shannon Clay Jr., performing tricks on a Power Board, a type of hoverboard he sells at a mall kiosk, during Black Friday in Austin, Texas.
Shannon Clay Jr., performing tricks on a Power Board, a type of hoverboard he sells at a mall kiosk, during Black Friday in Austin, Texas. ILANA PANICH-LINSMAN New York Times
Shannon Clay Jr., performing tricks on a Power Board, a type of hoverboard he sells at a mall kiosk, during Black Friday in Austin, Texas. ILANA PANICH-LINSMAN New York Times

Why some hoverboards are flaming out

December 16, 2015 2:50 PM