Historical clue formulations

• Like many apps with faulty features — 2022-01-15
• Still under development — 2021-02-17
• Still being tested, say — 2021-01-09
• Still being debugged — 2020-12-27
• Not quite ready for full release — 2017-09-05
• Still being tested — 2014-09-13
• Still being tested — 2011-03-30