PERPETUALMOTION
| Date | Clue |
|---|---|
| 2021-12-05 | ... PROPOSAL PROPOSAL PROPOSAL ... |
| 2013-10-13 | Violation of the first and second laws of thermodynamics |
| 2002-08-13 | Mechanical impossibility |
| 1999-11-01 | Inventor's impossible goal |
| 1998-05-19 | "Impossible" achievement |
| 1995-09-23 | Noted Paganini composition |