https://screenrant.com/young-sheldon-season-7-meemaw-arrest-big-bang-theory/

Young Sheldon season 7 finally offered a satisfying explanation for why The Big Bang Theory's Meemaw was so different from her younger self.

Young Sheldon Season 7 Fixes Its Worsening Sheldon/Meemaw Big Bang Theory Plot Hole (https://screenrant.com/young-sheldon-season-7-sheldon-meemaw-big-bang-theory-relationship-plot-hole-fix/)

Meemaw's latest crisis allows Young Sheldon season 7 to fix a glaring plot hole regarding his and Meemaw's relationship in The Big Bang Theory.