Opinion: Retired, or nearing retirement? The DeepSeek scare should be a wake-up call. - MarketWatch
1. Nvidia's stock fell 17% amid AI concerns, reflecting market volatility. 2. Investors are reminded to reassess risk tolerance, especially near retirement. 3. Historical downturns demonstrate the dangers of heavy stock exposure pre-retirement. 4. Financial advisers stress portfolio diversification to mitigate sequence of returns risk.