Maybe I'm overly cynical, but I don't think "Ligma" and "Johnson" are 2 real engineers that he rehired.
These are the fake employees who pranked news media when Twitter initially did layoffs.
An everyday citizen author, Walter Isaacson, doing an Everyday Astronaut covering the goings on in transition at Twitter using Twitter changes as they are released makes sense to dispell the unreliable negativity cloud placed over Elon M by detractors wheeling their crypto-agendas