Wang Yung-he, who has drunk Pu'er for more than 10 years, points out that because the tea leaves are extremely susceptible to all kinds of odors in the air, the tea picked today, which after picking is hauled by fuel-burning vehicles, can't compete with the teas of yesteryear, which were carried by people.
喝普洱有十多年歷史的汪永和指出，由於茶葉極會吸收各種氣味，因此今天以一路排放廢氣的汽車去採收的茶，在玩家心中，就是無法和傳統人工走路去採的茶葉相比。