That has given rise to a " freemium" business model, of which Tencent was a pioneer, whereby games are given away cheaply or free but players are constantly nagged to spend money on in-game items.

这其中催生了一种“免费增值”的商业模式，腾讯就是先驱，游戏本身非常便宜甚至免费，但是玩家却经常受营销蛊惑把钱花在游戏内的虚拟物品上。