You can't use Google trends for China. Google is blocked in China.
You can't generalize exchanges like that and your numbers are way off. IOTA is way more balanced on various exchanges and you can't use OMG as it was quite new around that time. The thing was that the majority of Chinese used their exchanges and there was pretty much no trade of ANS/NEO.

What you like is however a weakness. It makes smart contract review difficult. You can't afford bugs in smart contracts either. Thus a formal functional language would make a lot more sense and the fact that you can't be bothered to learn a new language has no bearing on that, because losing millions or billions of dollars from smart contracts is not an option.