> Maybe because it takes less time to move to the top row and back? Presumably this is it. I find typing on numpad is much faster and simpler, but 1) laptops t

> Maybe because it takes less time to move to the top row and back? Presumably this is it. I find typing on numpad is much faster and simpler, but 1) laptops typically don't have one and 2) on normal keyboards it takes my hands away from the main keyboard. Then I switched to a Kinesis Advantage2 and now the numpad is integrated into the main keyboard, using a foot pedal to toggle between main keys and integrated keys.