Those familiar with backtesting are noticing something interesting right now. NAAIM has been sitting above 90 for six consecutive weeks straight. That's not typical behavior. For traders who obsess over sentiment indicators and technical setups, this extended period above the 90 threshold is worth paying attention to. The sustained elevation of this metric raises questions about where we go from here—whether we're seeing genuine strength or if mean reversion could be lurking around the corner.