Historical clue formulations

• Begin listening to a podcast, say — 2025-03-21
• Start to pay attention — 2020-04-26
• Turn the dial to a radio station — 2020-03-04
• Start watching a TV show, say — 2014-08-04
• Start to pay attention — 1998-04-24
• Get, as a radio broadcast — 1997-01-19