Viewing this demographic shift within its proper historical context, however, sheds a different light on the issue. Water resources were seldom located in the plains; rather, they were most accessible along the middle reaches of rivers. This was a key reason why Taiwan's early Hakkas chose to live in the hills.
從早期開發角度來看，卻有不同的面貌，由於水源往往不在平地、而在中游，也是早期客家人選擇山區的原因。