1) foreign investor hold 80% of tsmc, u can rob me but no chance all will to sell the stock, possibly the core holdings for many funds.
2) no chance qcom nvidia can shift all their orders from tsmc to other, simply not enough capacity in Samsung and intel. hence, if China f tsmc, they f the whole world with it.
tsmc is actually the best defense for Taiwan...the silicon shield. us military really got no choice but to defend it