Trump 2.0

Based on the most helpful WSO content, the presence of algorithms (algos) in the market has indeed contributed to increased volatility, particularly in reaction to certain headlines. For instance, in discussions about VIX trading and SPX/VIX movements, it's noted that algos often trade based on momentum and relative movements, which can amplify market reactions. However, it's also highlighted that not all volatility is driven by algos; human-driven rebalancing and risk management also play significant roles.

The market's reaction to headlines, especially those that seem like posturing, can be exacerbated by algos executing trades rapidly based on programmed triggers. This "tail wagging the dog" phenomenon suggests that algos can sometimes magnify short-term volatility, even if the underlying news doesn't warrant such extreme reactions. However, it's important to note that this isn't solely an algo-driven issue—market participants as a whole contribute to these dynamics.

Sources: Trump = Quant-mageddon?, Q&A: Volatility arbitrage PM, A Contrarian View - Raging Bull, Trump = Quant-mageddon?, Random Musing on Mr. Market