You should never try to predict the future when it comes to language. A thousand years ago if you had predicted that Latin wasn’t going to be important they would have thought you were mad. And so a thousand years from now who knows, we could all be speaking Martian.
The demographic breakdown, learning approach and business model have all changed and international schools are no longer a small market catering for a niche group. The international schools market is now big business.
I respect the countries that are very successful in attracting students like the US and Australia and UK but I’m more inclined at looking at horizontal schemes of cooperation, maybe because I’m based in a threshold country.
You can see most Chinese students score high marks in the IELTS and the TOEFL exam. Their ability seems mismatched with what they have scored. We are not saying that our score is false, but China is attached to examinations.