In addition to other comments, I suspect that the livestreamed lettuce was a reference to an earlier article saying describing Truss as having effectively had s

In addition to other comments, I suspect that the livestreamed lettuce was a reference to an earlier article saying describing Truss as having effectively had seven days in power before everything fell apart, saying "That is roughly the shelf-life of a lettuce." - various other media outlets seemed to pick up & run with the lettuce reference. (Link: https://www.economist.com/leaders/2022/10/11/liz-truss-has-made-britain-a-riskier-bet-for-bond-investors https://www.economist.com/leaders/2022/10/11/liz-truss-has-m... )