Smarter Caffeine Window is here! Your Caffeine Window now adapts in real time—based on how much caffeine is still active in your system and how well your brain recovered last night. We’ve introduced: 1-tap logging for your go-to drinks Real-time body caffeine tracking using exponential decay Glymphatic-aware cutoffs tied to brain waste clearance Smarter nudges: bonus windows, early cutoffs, or detox days Less restriction. More alignment—with your brain and biology. Rolling out now.