Wall Street crash: Why S&P 500, Nasdaq futures tumbled today after KOSPI’s 10% fall; AI sell-off deepens- Moneycontrol.com

• Global tech stocks have plummeted as investor sentiment shifts from speculative AI optimism to a focus on tangible financial returns. • Bank of America's bubble indicator shows the Nasdaq 100 is approaching a 0.8 threshold, signaling elevated short-term tail risk for the market.

• AI-related stocks are experiencing a significant downturn, triggering a return of volatility to global financial markets. • The sell-off heavily impacted Asia on Tuesday, with South Korea's benchmark KOSPI index plunging by 10%.

• A sudden wave of investor doubt regarding AI chip valuations triggered a global market sell-off, questioning if demand justifies current high share prices. • The volatility was exacerbated by reports that a major Korean chipmaker is slowing production of its most advanced chips, leading to a 10% crash in Seoul.

• Global stock markets experienced a sharp decline on Tuesday, driven by a widespread sell-off in AI-related assets. • South Korea's Kospi index plummeted 10%, triggering a circuit breaker that halted trading for a 20-minute cooling-off period.

• India's IT sector has seen its weight in the Nifty 50 index drop to a record low due to sustained selling. • The decline is primarily driven by investor fears regarding AI disruption, causing the Nifty IT index to sharply underperform.

• JP Morgan reports that while the United States remains the global leader in AI development, China is rapidly closing the gap by producing more cost-efficient models. • Chinese firms are gaining traction in corporate environments by offering AI systems with significantly lower operational costs than American competitors.

• Rahul Chadha suggests that South Korea's regulatory crackdown on AI may trigger a "healthy correction" in semiconductor valuations rather than ending the overall market rally. • Market analysts are closely monitoring the AI capital expenditure of major tech firms and the risks associated with leveraged ETFs.

• Global and Indian stock markets weakened on Tuesday following a massive 10% plunge in South Korea’s Kospi index, which briefly triggered a circuit breaker. • The sell-off in AI-heavy Korean markets led domestic investors in India to book profits, causing the Nifty 50 to drop 278.80 points (1.16%) to 23,824.10.

• On June 22, the Five Eyes intelligence alliance issued a joint warning that frontier AI models could fundamentally transform cyber attack and defense capabilities within months. • The group emphasized that cyber risk is now a core business risk and a leadership responsibility, urging national leaders to treat the shift as an immediate priority.

• Europe’s largest natural gas distributor, Italgas, announced a strategic plan to invest approximately $14.8 billion (nearly 15 billion USD) by 2032. • The "Lead. Innovate. In a changing world" initiative focuses on deploying AI-backed smart networks and rolling out smart meters to increase flexibility and energy security.

• Intelligence agencies from the Five Eyes alliance have warned that powerful "frontier" AI models capable of launching devastating cyber attacks are only months away. • These advanced models are expected to exceed current industry expectations, fundamentally transforming both offensive and defensive cyber capabilities for governments and businesses.