If it was wrong in 2019, why did he wait 7 years to do something about it? The passage of time makes it harder to have a fair trial, as shown by the number of

If it was wrong in 2019, why did he wait 7 years to do something about it? The passage of time makes it harder to have a fair trial, as shown by the number of times Elon said I don't know or I don't recall about conversations that would have been recent in 2019 but are now long (or strategically) forgotten.