Concerns are rising about the stock market's heavy reliance on tech companies, drawing comparisons to the dot-com bubble of the late 1990s. A newly released chart highlights similarities between the current market and the internet boom-and-bust cycle. While the tech sector continues to drive market gains, the historical precedent raises questions about the sustainability of this trend. Despite the potential risks, investor confidence remains high, with few actively betting against the current market trajectory. The long-term implications of this tech dominance are being closely watched by analysts.