CNBC Daily Open: Tech-tonic shift or buying opportunity?

Wall Street kicked off the week with a significant sell-off in big-cap tech stocks, leading to widespread declines in global markets. This tech-driven downturn has investors questioning whether this marks a major shift or just a temporary dip that could present buying opportunities. The shift underscores the tech sector's outsized influence on market trends and highlights the potential risks of over-reliance on a few high-growth companies, making it a pivotal moment for market strategists.