Once problems with "roaming" from one access point to another are resolved, there will be an evolution from hot spots to hot areas, with hot spots overlapping to expand the area of their wireless Internet coverage.
而從一個基地台到另外一個基地台的「漫遊」問題解決後，「熱點」的概念也慢慢發展成為「熱區」──無線基地台的範圍相互覆蓋，無線上網的區域也因而擴大。