~ what's effective for a novice is ineffective for an expert and vice versa

expertise reversal effect occurs when the instruction that is effective for novice learners is ineffective or even counterproductive for more expert learners

— ❐ Polyglot Tips, Advice, and Strategies – Why You Should Take Them With a Grain of Salt

• ~ passive learning is better for beginners, active learning better for experts

  • ~ passive learning by instruction is effective for beginners, but ineffective for advanced learners
  • ~ learning by exploring is ineffective for beginners, but very effective for advanced learners

• a novice vs. expert thing