I think a fourth option is rising its head: USA is becoming so weak geopolitically that being allied with them is becoming an incredibly bad position to be in.

I think a fourth option is rising its head: USA is becoming so weak geopolitically that being allied with them is becoming an incredibly bad position to be in. Therefore I assume that it's possible that Taiwan will simply choose to integrate with mainland China. This would be a huge change in their sentiments for sure, but these things may happen when large wheels are turning.