With TSMC's second-quarter profit skyrocketing 77% and an additional $100 billion investment in Arizona, it's clear that the semiconductor giant is betting big on the future of tech. But is this a sign of a resilient economy or just a tech bubble waiting to burst? Let's not forget the chip rout that sent South Korea's Kospi tumbling 7%. We need to question if this is a sustainable path or a risky game of investment roulette.