Historical clue formulations

• Power problem — 2024-11-12
• Delightful event? — 2019-05-19
• Delighting? — 2017-03-26
• Power failure — 2016-02-22
• Loss of power — 2014-07-16
• Power failure — 2011-03-02
• Power overload result — 2003-08-10
• Power problem — 2001-07-08
• Dark time, maybe — 1999-04-14
• Utility woe — 1999-02-18
• Delighted condition? — 1998-04-12
• Power problem — 1997-10-26