A large-capacity gas dryer with sensor tech and steam features that's undermined by a control board defect that lets the drum run continuously even when the machine is turned off. The failure is common enough that owners have returned from vacation to find the dryer tumbling for weeks straight, and the fix requires a board replacement that can take a month to schedule through Samsung's slow third-party service network. If you need a gas dryer, LG and Whirlpool cost the same and have repair networks that actually show up.