AI makes Duolingo content easy to copy. CFO exits, guidance signals tradeoffs. Investors rethink growth and moat. February 27, 2026 9:44 am by Alex First of all 540$ itself is a question mark — vg (@Gurumoorty) February 27, 2026 See also BofA Signals Stock Market Top, Goldman Spins World Cup Job DelusionSee also US labor market just flashed its weakest signals in years