They're only bad for big companies that prey on and abuse their workers.
They’re particularly bad when politicians can take money from taxpayers, give it to union members, who are then forced to give it to their unions, which then turn around and donate it to the politicians’ campaigns.
If the US political class had a history of success then being an accomplished politician might be a tick on the report card, but in practice it seems to mean that they have sympathies to the military-industrial complex and a number of extractive lobby groups.
Anything of the shit Trump has done would be an immediate disqualification for anyone else, yet everything constantly gets a shrug.
So accomplished she could not even win a primary against an old man and was the first one out.