Actually, learning Chinese is not a bad idea. (The Chinese poem you referenced is not really more weird than James while John had had had had had had had had had had had a better effect on the teacher)

As for most games ending up in one of the two major lingua franca languages, I guess this is more or less inevitable. World languages are known throughout almost entire history of humanity, and it's a sure way to guarantee that your product will be accessible to all audiences.

http://store.steampowered.com/hwsurvey/

Chosen language:

Simplified Chinese 56.12%
English 21.27%
Russian 6.51%
Spanish 2.58%

Need more Japanese-localized western games...

GOG just released Rise of the Dragon and Heart of China in English only 😉
1989 games on a top 15 sellers list 😉