[mothered]

Trouble is in this game you can’t really care to much about peoples feelings

Yes but when you're acquainted with the driver, you're well aware that your actions are Indirectly targeting him with your SE - which may affect him on a personal level.

I don’t know him on a personal level

You're acquainted with him, hence a personal relationship has been formed to some degree.

and it won’t effect his wages

Wages Is not the only Issue.

Affecting his emotional state and employment reputation are also part of the equation. Ultimately, It's your call If you don't mind Impacting Individuals, but as social engineers, we never, ever, target (directly or Indirectly) personal entities.