Historical clue formulations

• Predictive text? — 2024-07-03
• Supposed means of communication with the dead — 2021-05-17
• Means of getting some answers — 2009-07-17
• Answering device? — 2003-02-28
• Prediction basis #5 — 2002-05-22
• It might produce a happy medium — 2000-12-16