Samsung Electronics' Galaxy Z Fold8 sales in South Korea rose more than 20 percent following the launch of Apple's first foldable iPhone, industry sources said Tuesday, as the US tech giant's entry to the category appears to be drawing fresh consumer interest. Domestic sales of the Fold8 increased by more than 20 percent during the week of Oct. 23-29 compared with the preceding week, according to local telecom industry figures. Absolute sales figures were not disclosed. The increase follows a ro